chore(deps): update dependency lint-staged to v9

Author: renovate-bot

package.json

@@ -14,7 +14,7 @@
     "@commitlint/config-conventional": "8.2.0",
     "commitlint": "8.2.0",
     "husky": "3.0.5",
-    "lint-staged": "8.1.7",
+    "lint-staged": "9.4.3",
     "prettier": "1.18.2",
     "serve": "11.0.1"
   },