Update dependency lint-staged to v9.2.0 (#718)

Author: renovate[bot]

package-lock.json

@@ -67,7 +67,7 @@
     "husky": "2.4.1",
     "interpolate-components": "1.1.1",
     "js-md5": "0.7.3",
-    "lint-staged": "9.1.0",
+    "lint-staged": "9.2.0",
     "mini-css-extract-plugin": "0.7.0",
     "node-sass": "4.12.0",
     "po2json": "1.0.0-alpha",