chore(deps): update dependency npm-run-all to v4

Author: renovate[bot]

package.json

@@ -29,7 +29,7 @@
     "commitizen": "~2.7.0",
     "cz-conventional-changelog": "1.1.5",
     "mukla": "^0.4.9",
-    "npm-run-all": "~3.1.2",
+    "npm-run-all": "~4.1.0",
     "nyc": "^11.0.0",
     "pre-commit": "^1.1.3",
     "semver": "^5.3.0",