Bump mock from 0.2.1 to 0.3.4

Bumps [mock](https://github.com/jjh42/mock) from 0.2.1 to 0.3.4.
- [Release notes](https://github.com/jjh42/mock/releases)
- [Changelog](https://github.com/jjh42/mock/blob/master/Changelog.md)
- [Commits](https://github.com/jjh42/mock/commits/v0.3.4)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

mix.lock

@@ -1,19 +1,19 @@
-%{"certifi": {:hex, :certifi, "0.7.0", "861a57f3808f7eb0c2d1802afeaae0fa5de813b0df0979153cbafcd853ababaf", [:rebar3], []},
-  "earmark": {:hex, :earmark, "1.1.1", "433136b7f2e99cde88b745b3a0cfc3fbc81fe58b918a09b40fce7f00db4d8187", [:mix], []},
-  "ex_doc": {:hex, :ex_doc, "0.14.5", "c0433c8117e948404d93ca69411dd575ec6be39b47802e81ca8d91017a0cf83c", [:mix], [{:earmark, "~> 1.0", [hex: :earmark, optional: false]}]},
-  "exactor": {:hex, :exactor, "2.2.3", "a6972f43bb6160afeb73e1d8ab45ba604cd0ac8b5244c557093f6e92ce582786", [:mix], []},
-  "excoveralls": {:hex, :excoveralls, "0.6.2", "0e993d096f1fbb6e70a3daced5c89aac066bda6bce57829622aa2d1e2b338cfb", [:mix], [{:exjsx, "~> 3.0", [hex: :exjsx, optional: false]}, {:hackney, ">= 0.12.0", [hex: :hackney, optional: false]}]},
-  "exjsx": {:hex, :exjsx, "3.2.1", "1bc5bf1e4fd249104178f0885030bcd75a4526f4d2a1e976f4b428d347614f0f", [:mix], [{:jsx, "~> 2.8.0", [hex: :jsx, optional: false]}]},
-  "exvcr": {:hex, :exvcr, "0.8.7", "e76f33b10dfefbcf32afa6d6867140566d0d54797e352b47485eed0241dd7edf", [:mix], [{:exactor, "~> 2.2", [hex: :exactor, optional: false]}, {:exjsx, "~> 3.2", [hex: :exjsx, optional: false]}, {:httpoison, "~> 0.8", [hex: :httpoison, optional: true]}, {:httpotion, "~> 3.0", [hex: :httpotion, optional: true]}, {:ibrowse, "~> 4.2.2", [hex: :ibrowse, optional: true]}, {:meck, "~> 0.8.3", [hex: :meck, optional: false]}]},
-  "hackney": {:hex, :hackney, "1.6.5", "8c025ee397ac94a184b0743c73b33b96465e85f90a02e210e86df6cbafaa5065", [:rebar3], [{:certifi, "0.7.0", [hex: :certifi, optional: false]}, {:idna, "1.2.0", [hex: :idna, optional: false]}, {:metrics, "1.0.1", [hex: :metrics, optional: false]}, {:mimerl, "1.0.2", [hex: :mimerl, optional: false]}, {:ssl_verify_fun, "1.1.1", [hex: :ssl_verify_fun, optional: false]}]},
-  "httpoison": {:hex, :httpoison, "0.11.0", "b9240a9c44fc46fcd8618d17898859ba09a3c1b47210b74316c0ffef10735e76", [:mix], [{:hackney, "~> 1.6.3", [hex: :hackney, optional: false]}]},
-  "idna": {:hex, :idna, "1.2.0", "ac62ee99da068f43c50dc69acf700e03a62a348360126260e87f2b54eced86b2", [:rebar3], []},
-  "inch_ex": {:hex, :inch_ex, "0.5.6", "418357418a553baa6d04eccd1b44171936817db61f4c0840112b420b8e378e67", [:mix], [{:poison, "~> 1.5 or ~> 2.0 or ~> 3.0", [hex: :poison, optional: false]}]},
-  "jsx": {:hex, :jsx, "2.8.2", "7acc7d785b5abe8a6e9adbde926a24e481f29956dd8b4df49e3e4e7bcc92a018", [:mix, :rebar3], []},
-  "meck": {:hex, :meck, "0.8.4", "59ca1cd971372aa223138efcf9b29475bde299e1953046a0c727184790ab1520", [:make, :rebar], []},
-  "metrics": {:hex, :metrics, "1.0.1", "25f094dea2cda98213cecc3aeff09e940299d950904393b2a29d191c346a8486", [:rebar3], []},
-  "mimerl": {:hex, :mimerl, "1.0.2", "993f9b0e084083405ed8252b99460c4f0563e41729ab42d9074fd5e52439be88", [:rebar3], []},
-  "mock": {:hex, :mock, "0.2.1", "bfdba786903e77f9c18772dee472d020ceb8ef000783e737725a4c8f54ad28ec", [:mix], [{:meck, "~> 0.8.2", [hex: :meck, optional: false]}]},
-  "poison": {:hex, :poison, "3.1.0", "d9eb636610e096f86f25d9a46f35a9facac35609a7591b3be3326e99a0484665", [:mix], []},
-  "retry": {:hex, :retry, "0.7.0", "894a32223433501b33e95cc54bda72f3d162a930d2eba749ed7766f05721986d", [:mix], []},
-  "ssl_verify_fun": {:hex, :ssl_verify_fun, "1.1.1", "28a4d65b7f59893bc2c7de786dec1e1555bd742d336043fe644ae956c3497fbe", [:make, :rebar], []}}
+%{"certifi": {:hex, :certifi, "0.7.0", "861a57f3808f7eb0c2d1802afeaae0fa5de813b0df0979153cbafcd853ababaf", [:rebar3], [], "hexpm", "f7182e85b4ece9d1371c46699793dd3dee8f2c55be3f6967a6b84b8c02bab7d2"},
+  "earmark": {:hex, :earmark, "1.1.1", "433136b7f2e99cde88b745b3a0cfc3fbc81fe58b918a09b40fce7f00db4d8187", [:mix], [], "hexpm", "d446a8ffea9968237fcada883303ac6e04a00a1dc41039061645eea9e7af65a0"},
+  "ex_doc": {:hex, :ex_doc, "0.14.5", "c0433c8117e948404d93ca69411dd575ec6be39b47802e81ca8d91017a0cf83c", [:mix], [{:earmark, "~> 1.0", [hex: :earmark, repo: "hexpm", optional: false]}], "hexpm", "5c30e436a5acfdc2fd8fe6866585fcaf30f434c611d8119d4f3390ced2a550f3"},
+  "exactor": {:hex, :exactor, "2.2.3", "a6972f43bb6160afeb73e1d8ab45ba604cd0ac8b5244c557093f6e92ce582786", [:mix], [], "hexpm", "2c49a3b991bcacf1bcd20708cfce6380a12a0bdbf9b64dcd72a04bfde30754f9"},
+  "excoveralls": {:hex, :excoveralls, "0.6.2", "0e993d096f1fbb6e70a3daced5c89aac066bda6bce57829622aa2d1e2b338cfb", [:mix], [{:exjsx, "~> 3.0", [hex: :exjsx, repo: "hexpm", optional: false]}, {:hackney, ">= 0.12.0", [hex: :hackney, repo: "hexpm", optional: false]}], "hexpm", "c2faadfeb5755d2c07bb2dda6bf98e9b9cffd03987e0e4b7e78c1e5ef1f64405"},
+  "exjsx": {:hex, :exjsx, "3.2.1", "1bc5bf1e4fd249104178f0885030bcd75a4526f4d2a1e976f4b428d347614f0f", [:mix], [{:jsx, "~> 2.8.0", [hex: :jsx, repo: "hexpm", optional: false]}], "hexpm", "b55727b206dab96feb025267e5c122ddb448f55b6648f9156b8d481215d80290"},
+  "exvcr": {:hex, :exvcr, "0.8.7", "e76f33b10dfefbcf32afa6d6867140566d0d54797e352b47485eed0241dd7edf", [:mix], [{:exactor, "~> 2.2", [hex: :exactor, repo: "hexpm", optional: false]}, {:exjsx, "~> 3.2", [hex: :exjsx, repo: "hexpm", optional: false]}, {:httpoison, "~> 0.8", [hex: :httpoison, repo: "hexpm", optional: true]}, {:httpotion, "~> 3.0", [hex: :httpotion, repo: "hexpm", optional: true]}, {:ibrowse, "~> 4.2.2", [hex: :ibrowse, repo: "hexpm", optional: true]}, {:meck, "~> 0.8.3", [hex: :meck, repo: "hexpm", optional: false]}], "hexpm", "37d9a9ceb17ab54d1698538aee3c123f204367f33b56db7d07fef53f9cd05154"},
+  "hackney": {:hex, :hackney, "1.6.5", "8c025ee397ac94a184b0743c73b33b96465e85f90a02e210e86df6cbafaa5065", [:rebar3], [{:certifi, "0.7.0", [hex: :certifi, repo: "hexpm", optional: false]}, {:idna, "1.2.0", [hex: :idna, repo: "hexpm", optional: false]}, {:metrics, "1.0.1", [hex: :metrics, repo: "hexpm", optional: false]}, {:mimerl, "1.0.2", [hex: :mimerl, repo: "hexpm", optional: false]}, {:ssl_verify_fun, "1.1.1", [hex: :ssl_verify_fun, repo: "hexpm", optional: false]}], "hexpm", "0a9f657b4af1f45c77eed9053a091c5cf5d249ea77029a35a44c02ae5d85096f"},
+  "httpoison": {:hex, :httpoison, "0.11.0", "b9240a9c44fc46fcd8618d17898859ba09a3c1b47210b74316c0ffef10735e76", [:mix], [{:hackney, "~> 1.6.3", [hex: :hackney, repo: "hexpm", optional: false]}], "hexpm", "fa08c6d5209bf60d102925c6cc9ae2bdf51bbaa6d0d888b1a2b892ae93006618"},
+  "idna": {:hex, :idna, "1.2.0", "ac62ee99da068f43c50dc69acf700e03a62a348360126260e87f2b54eced86b2", [:rebar3], [], "hexpm", "1d724cdafb66397e61774ead242c9b725de7033cde8ea98fa4a91e64ac5ef5b3"},
+  "inch_ex": {:hex, :inch_ex, "0.5.6", "418357418a553baa6d04eccd1b44171936817db61f4c0840112b420b8e378e67", [:mix], [{:poison, "~> 1.5 or ~> 2.0 or ~> 3.0", [hex: :poison, repo: "hexpm", optional: false]}], "hexpm", "7123ca0450686a61416a06cd38e26af18fd0f8c1cff5214770a957c6e0724338"},
+  "jsx": {:hex, :jsx, "2.8.2", "7acc7d785b5abe8a6e9adbde926a24e481f29956dd8b4df49e3e4e7bcc92a018", [:mix, :rebar3], [], "hexpm", "b4c5d3230b397c8d95579e4a3d72826bb6463160130ccf4182f5be8579b5f44c"},
+  "meck": {:hex, :meck, "0.8.13", "ffedb39f99b0b99703b8601c6f17c7f76313ee12de6b646e671e3188401f7866", [:rebar3], [], "hexpm", "d34f013c156db51ad57cc556891b9720e6a1c1df5fe2e15af999c84d6cebeb1a"},
+  "metrics": {:hex, :metrics, "1.0.1", "25f094dea2cda98213cecc3aeff09e940299d950904393b2a29d191c346a8486", [:rebar3], [], "hexpm", "69b09adddc4f74a40716ae54d140f93beb0fb8978d8636eaded0c31b6f099f16"},
+  "mimerl": {:hex, :mimerl, "1.0.2", "993f9b0e084083405ed8252b99460c4f0563e41729ab42d9074fd5e52439be88", [:rebar3], [], "hexpm", "7a4c8e1115a2732a67d7624e28cf6c9f30c66711a9e92928e745c255887ba465"},
+  "mock": {:hex, :mock, "0.3.4", "c5862eb3b8c64237f45f586cf00c9d892ba07bb48305a43319d428ce3c2897dd", [:mix], [{:meck, "~> 0.8.13", [hex: :meck, repo: "hexpm", optional: false]}], "hexpm", "e6d886252f1a41f4ba06ecf2b4c8d38760b34b1c08a11c28f7397b2e03995964"},
+  "poison": {:hex, :poison, "3.1.0", "d9eb636610e096f86f25d9a46f35a9facac35609a7591b3be3326e99a0484665", [:mix], [], "hexpm", "fec8660eb7733ee4117b85f55799fd3833eb769a6df71ccf8903e8dc5447cfce"},
+  "retry": {:hex, :retry, "0.7.0", "894a32223433501b33e95cc54bda72f3d162a930d2eba749ed7766f05721986d", [:mix], [], "hexpm", "27bcde19dd0067d0221b2ccc219c1939e7e5c59b1bb144a97db3709c46edf49a"},
+  "ssl_verify_fun": {:hex, :ssl_verify_fun, "1.1.1", "28a4d65b7f59893bc2c7de786dec1e1555bd742d336043fe644ae956c3497fbe", [:make, :rebar], [], "hexpm", "4f8805eb5c8a939cf2359367cb651a3180b27dfb48444846be2613d79355d65e"}}