chore(deps): update dependency lint-staged to v8.1.5 (#463)

Author: renovate[bot]

package-lock.json

@@ -52,7 +52,7 @@
     "har-validator": "5.1.3",
     "husky": "1.3.1",
     "interpolate-components": "1.1.1",
-    "lint-staged": "8.1.4",
+    "lint-staged": "8.1.5",
     "mini-css-extract-plugin": "0.5.0",
     "node-sass": "4.11.0",
     "postcss-loader": "3.0.0",