chore(deps): bump is-my-json-valid from 2.15.0 to 2.20.0

Bumps [is-my-json-valid](https://github.com/mafintosh/is-my-json-valid) from 2.15.0 to 2.20.0.
- [Release notes](https://github.com/mafintosh/is-my-json-valid/releases)
- [Commits](mafintosh/is-my-json-valid@v2.15.0...v2.20.0)

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

yarn.lock

@@ -5619,13 +5619,19 @@ is-lower-case@^1.1.0:
   dependencies:
     lower-case "^1.1.0"
 
+is-my-ip-valid@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/is-my-ip-valid/-/is-my-ip-valid-1.0.0.tgz#7b351b8e8edd4d3995d4d066680e664d94696824"
+  integrity sha512-gmh/eWXROncUzRnIa1Ubrt5b8ep/MGSnfAUI3aRp+sqTCs1tv1Isl8d8F6JmkN3dXKc3ehZMrtiPN9eL03NuaQ==
+
 is-my-json-valid@^2.10.0:
-  version "2.15.0"
-  resolved "https://registry.yarnpkg.com/is-my-json-valid/-/is-my-json-valid-2.15.0.tgz#936edda3ca3c211fd98f3b2d3e08da43f7b2915b"
-  integrity sha1-k27do8o8IR/ZjzstPgjaQ/eykVs=
+  version "2.20.0"
+  resolved "https://registry.yarnpkg.com/is-my-json-valid/-/is-my-json-valid-2.20.0.tgz#1345a6fca3e8daefc10d0fa77067f54cedafd59a"
+  integrity sha512-XTHBZSIIxNsIsZXg7XB5l8z/OBFosl1Wao4tXLpeC7eKU4Vm/kdop2azkPqULwnfGQjmeDIyey9g7afMMtdWAA==
   dependencies:
     generate-function "^2.0.0"
     generate-object-property "^1.1.0"
+    is-my-ip-valid "^1.0.0"
     jsonpointer "^4.0.0"
     xtend "^4.0.0"
 
@@ -11161,21 +11167,16 @@ xmlhttprequest@1.8.0:
   resolved "https://registry.yarnpkg.com/xmlhttprequest/-/xmlhttprequest-1.8.0.tgz#67fe075c5c24fef39f9d65f5f7b7fe75171968fc"
   integrity sha1-Z/4HXFwk/vOfnWX197f+dRcZaPw=
 
-"xtend@>=4.0.0 <4.1.0-0", xtend@^4.0.0, xtend@~4.0.1:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"
-  integrity sha1-pcbVMr5lbiPbgg77lDofBJmNY68=
+"xtend@>=4.0.0 <4.1.0-0", xtend@^4.0.0, xtend@~4.0.0, xtend@~4.0.1:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.2.tgz#bb72779f5fa465186b1f438f674fa347fdb5db54"
+  integrity sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==
 
 xtend@^3.0.0, xtend@~3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-3.0.0.tgz#5cce7407baf642cba7becda568111c493f59665a"
   integrity sha1-XM50B7r2Qsunvs2laBEcST9ZZlo=
 
-xtend@~4.0.0:
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.2.tgz#bb72779f5fa465186b1f438f674fa347fdb5db54"
-  integrity sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==
-
 y18n@^3.2.0:
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/y18n/-/y18n-3.2.1.tgz#6d15fba884c08679c0d77e88e7759e811e07fa41"