Bump gettext from 0.16.0 to 0.16.1 (#300)

Bumps [gettext](https://github.com/elixir-lang/gettext) from 0.16.0 to 0.16.1.
- [Release notes](https://github.com/elixir-lang/gettext/releases)
- [Changelog](https://github.com/elixir-lang/gettext/blob/master/CHANGELOG.md)
- [Commits](elixir-gettext/gettext@v0.16.0...v0.16.1)

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

Author: dependabot[bot]

mix.lock

@@ -36,7 +36,7 @@
   "floki": {:hex, :floki, "0.20.4", "be42ac911fece24b4c72f3b5846774b6e61b83fe685c2fc9d62093277fb3bc86", [:mix], [{:html_entities, "~> 0.4.0", [hex: :html_entities, repo: "hexpm", optional: false]}, {:mochiweb, "~> 2.15", [hex: :mochiweb, repo: "hexpm", optional: false]}], "hexpm"},
   "gen_stage": {:hex, :gen_stage, "0.14.0", "65ae78509f85b59d360690ce3378d5096c3130a0694bab95b0c4ae66f3008fad", [:mix], [], "hexpm"},
   "gen_state_machine": {:hex, :gen_state_machine, "2.0.3", "477ea51b466a749ab23a0d6090e9e84073f41f9aa28c7efc40eac18f3d4a9f77", [:mix], [], "hexpm"},
-  "gettext": {:hex, :gettext, "0.16.0", "4a7e90408cef5f1bf57c5a39e2db8c372a906031cc9b1466e963101cb927dafc", [:mix], [], "hexpm"},
+  "gettext": {:hex, :gettext, "0.16.1", "e2130b25eebcbe02bb343b119a07ae2c7e28bd4b146c4a154da2ffb2b3507af2", [:mix], [], "hexpm"},
   "git_hooks": {:hex, :git_hooks, "0.2.0", "3e437954b8dd8d63c723c25b6ae412766ad957a628d2c0aa3fd58cdf941c66c9", [:mix], [{:blankable, "~> 0.0.1", [hex: :blankable, repo: "hexpm", optional: false]}, {:recase, "~> 0.2", [hex: :recase, repo: "hexpm", optional: false]}], "hexpm"},
   "guardian": {:hex, :guardian, "1.1.1", "be14c4007eaf05268251ae114030cb7237ed9a9631c260022f020164ff4ed733", [:mix], [{:jose, "~> 1.8", [hex: :jose, repo: "hexpm", optional: false]}, {:phoenix, "~> 1.0 or ~> 1.2 or ~> 1.3", [hex: :phoenix, repo: "hexpm", optional: true]}, {:plug, "~> 1.3.3 or ~> 1.4", [hex: :plug, repo: "hexpm", optional: true]}, {:poison, "~> 2.2 or ~> 3.0", [hex: :poison, repo: "hexpm", optional: false]}], "hexpm"},
   "guardian_db": {:hex, :guardian_db, "1.1.0", "45ab94206cce38f7443dc27de6dc52966ccbdeff65ca1b1f11a6d8f3daceb556", [:mix], [{:ecto, "~> 2.2", [hex: :ecto, repo: "hexpm", optional: false]}, {:guardian, "~> 1.0", [hex: :guardian, repo: "hexpm", optional: false]}, {:postgrex, "~> 0.13", [hex: :postgrex, repo: "hexpm", optional: true]}], "hexpm"},