Merge pull request #1 from RDIL/dependabot/npm_and_yarn/grunt-contrib-clean-tw-2.0.0

Update grunt-contrib-clean requirement from ^1.0.0 to ^2.0.0

Author: RDIL

package.json

@@ -10,7 +10,7 @@
     "grunt": "~1.0.1",
     "grunt-banner": "^0.6.0",
     "grunt-browserify": "^5.0.0",
-    "grunt-contrib-clean": "^1.0.0",
+    "grunt-contrib-clean": "^2.0.0",
     "grunt-contrib-connect": "^1.0.2",
     "grunt-contrib-copy": "~1.0.0",
     "grunt-contrib-sass": "~1.0.0",