chore(AngularPublic): remove $$hasClass from angular exports

It was previously used for ngAnimate, but is no longer needed

Author: caitp

src/AngularPublic.js

@@ -140,8 +140,7 @@ function publishExternalAPI(angular){
     'getTestability': getTestability,
     '$$minErr': minErr,
     '$$csp': csp,
-    'reloadWithDebugInfo': reloadWithDebugInfo,
-    '$$hasClass': jqLiteHasClass
+    'reloadWithDebugInfo': reloadWithDebugInfo
   });
 
   angularModule = setupModuleLoader(window);