chore(package): update lint-staged to version 9.4.1

Closes #36

Author: greenkeeper[bot]

package.json

@@ -98,7 +98,7 @@
     "husky": "^2.1.0",
     "jest": "^24.7.1",
     "jest-config": "^24.7.1",
-    "lint-staged": "^8.0.0",
+    "lint-staged": "^9.4.1",
     "lodash.camelcase": "^4.3.0",
     "prettier": "^1.14.3",
     "prompt": "^1.0.0",