chore(package): update jest-junit to version 8.0.0

Closes #779

Author: greenkeeper[bot]

Diff for: packages/admin-ui/package.json

@@ -72,7 +72,7 @@
     "eslint-plugin-jsx-a11y": "^6.1.0",
     "eslint-plugin-prettier": "^3.0.0",
     "eslint-plugin-react": "^7.4.0",
-    "jest-junit": "^6.0.0",
+    "jest-junit": "^8.0.0",
     "nightwatch": "^1.0.16",
     "prettier": "^1.11.1",
     "react-axe": "^3.0.1",