Removes hacky test implementation

Author: antonis

WordPress/src/main/java/org/wordpress/android/ui/posts/EditPostActivity.java

@@ -1157,8 +1157,6 @@ private void removePostOpenInEditorStickyEvent() {
 
     @Override
     protected void onSaveInstanceState(Bundle outState) {
-        outState.remove("android:viewHierarchyState");
-        outState.remove("androidx.lifecycle.BundlableSavedStateRegistry.key");
         super.onSaveInstanceState(outState);
         // Saves both post objects so we can restore them in onCreate()
         updateAndSavePostAsync();