Merge pull request #5120 from nextcloud/spinner

spinner: if primary color is white, use grey

src/main/java/com/owncloud/android/ui/fragment/ExtendedListFragment.java

@@ -424,8 +424,8 @@ public class ExtendedListFragment extends Fragment implements
         mEmptyListHeadline = view.findViewById(R.id.empty_list_view_headline);
         mEmptyListIcon = view.findViewById(R.id.empty_list_icon);
         mEmptyListProgress = view.findViewById(R.id.empty_list_progress);
-        mEmptyListProgress.getIndeterminateDrawable().setColorFilter(ThemeUtils.primaryColor(getContext()),
-                PorterDuff.Mode.SRC_IN);
+        mEmptyListProgress.getIndeterminateDrawable().setColorFilter(ThemeUtils.primaryColor(getContext(), true),
+                                                                     PorterDuff.Mode.SRC_IN);
     }
 
     /**