AC-9719:Upgrade grunt-contrib-connect library (v4.0.0) to the latest version

Author: glo17680

package.json.sample

@@ -14,7 +14,7 @@
     "grunt-banner": "~0.6.0",
     "grunt-continue": "~0.1.0",
     "grunt-contrib-clean": "~2.0.1",
-    "grunt-contrib-connect": "~3.0.0",
+    "grunt-contrib-connect": "~4.0.0",
     "grunt-contrib-cssmin": "~4.0.0",
     "grunt-contrib-imagemin": "~4.0.0",
     "grunt-contrib-jasmine": "~4.0.0",