Update package.json

fix: removed bower install from postinstall

Author: Jameel99

package.json

@@ -14,8 +14,7 @@
     "commit": "git-cz",
     "e2e": "grunt test:ci-e2e",
     "init": "validate-commit-msg",
-    "lint": "grunt newer:jshint",
-    "postinstall": "bower install",
+    "lint": "grunt newer:jshint",    
     "release": "lerna publish from-package",
     "start": "grunt dev --fast",
     "test": "grunt test",