Fix #120012: 3D Viewport sidebar not updating when playback stops

Since d8388ef36a, updates were missing after stopping playback.
As a followup, c774cc0cc0 added a notifier which we can also listen to
from the sidebar.

Pull Request: https://projects.blender.org/blender/blender/pulls/120300

source/blender/editors/space_view3d/space_view3d.cc

@@ -1819,6 +1819,7 @@ static void view3d_buttons_region_listener(const wmRegionListenerParams *params)
         case ND_LAYER:
         case ND_LAYER_CONTENT:
         case ND_TOOLSETTINGS:
+        case ND_TRANSFORM:
           ED_region_tag_redraw(region);
           break;
       }