Update babel-eslint to the latest version 🚀 (#5009)

* chore(package): update babel-eslint to version 9.0.0

* chore(package): update lockfile

https://npm.im/greenkeeper-lockfile

Author: greenkeeper[bot]

package-lock.json

@@ -48,7 +48,7 @@
     "@parse/minami": "^1.0.0",
     "babel-cli": "6.26.0",
     "babel-core": "6.26.0",
-    "babel-eslint": "^8.2.2",
+    "babel-eslint": "^9.0.0",
     "babel-plugin-transform-flow-strip-types": "6.22.0",
     "babel-plugin-transform-object-rest-spread": "^6.26.0",
     "babel-preset-env": "1.6.1",