fix(deps): update dependency eslint-plugin-jest to ^21.0.0

Author: renovate-bot

package.json

@@ -17,7 +17,7 @@
     "debug": "^2.2.0",
     "detect-indent": "^5.0.0",
     "dnscache": "^1.0.1",
-    "eslint-plugin-jest": "^20.0.3",
+    "eslint-plugin-jest": "^21.0.0",
     "eslint-plugin-jsx-a11y": "^6.0.2",
     "eslint-plugin-relay": "^0.0.8",
     "glob": "^7.1.1",

yarn.lock

@@ -1928,9 +1928,9 @@ eslint-plugin-jasmine@^2.6.2:
   version "2.6.2"
   resolved "https://registry.yarnpkg.com/eslint-plugin-jasmine/-/eslint-plugin-jasmine-2.6.2.tgz#259331192835100f4055ff3f9a6a97a160797935"
 
-eslint-plugin-jest@^20.0.3:
-  version "20.0.3"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-jest/-/eslint-plugin-jest-20.0.3.tgz#ec15eba6ac0ab44a67ebf6e02672ca9d7e7cba29"
+eslint-plugin-jest@^21.0.0:
+  version "21.5.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-jest/-/eslint-plugin-jest-21.5.0.tgz#c7a3bd2ee9d1c832b4e31dec89f6ad93e08d4853"
 
 eslint-plugin-jsx-a11y@^6.0.2:
   version "6.0.2"