Updated lint-staged dev dep

Author: Andarist

package.json

@@ -69,7 +69,7 @@
     "karma-mocha": "^1.3.0",
     "karma-spec-reporter": "0.0.26",
     "karma-webpack": "^2.0.2",
-    "lint-staged": "^3.4.2",
+    "lint-staged": "^5.0.0",
     "mocha": "^3.2.0",
     "npm-run-all": "^4.0.2",
     "prettier": "^1.8.2",