chore(package): update lockfile

https://npm.im/greenkeeper-lockfile

Author: greenkeeperio-bot

yarn.lock

@@ -3610,9 +3610,9 @@ jest-jasmine2@^22.4.2:
     jest-util "^22.4.1"
     source-map-support "^0.5.0"
 
-jest-junit@3.7.0:
-  version "3.7.0"
-  resolved "https://registry.yarnpkg.com/jest-junit/-/jest-junit-3.7.0.tgz#34abaed677439eb96557815d18b5ba01364fd897"
+jest-junit@4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/jest-junit/-/jest-junit-4.0.0.tgz#6af04d43940d7e81dc7d37ec1b80c97551d91e80"
   dependencies:
     mkdirp "^0.5.1"
     strip-ansi "^4.0.0"