Bump babel-jest

Author: gaearon

packages/react-scripts/package.json

@@ -24,7 +24,7 @@
     "autoprefixer": "7.1.6",
     "babel-core": "6.26.0",
     "babel-eslint": "7.2.3",
-    "babel-jest": "21.0.2",
+    "babel-jest": "22.0.4",
     "babel-loader": "7.1.2",
     "babel-preset-react-app": "^3.1.0",
     "babel-runtime": "6.26.0",