use npm-run-all2

Author: aminya

package.json

@@ -81,7 +81,7 @@
     "cross-env": "^7.0.2",
     "execa": "^4.0.3",
     "mocha": "^5.2.0",
-    "npm-run-all": "^4.1.5",
+    "npm-run-all2": "^5.0.1",
     "puppet-run": "^0.11.1",
     "puppet-run-plugin-mocha": "^0.10.0-alpha",
     "raw-loader": "^4.0.1",