cleanup: Don't linebreak before closing parentheses

Otherwise recent versions of eslint want "dangling" commas,
which is at least ugly considering that most functions don't
allow adding arguments at leasure.

https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1177

js/ui/workspacesView.js

@@ -819,8 +819,7 @@ class WorkspacesDisplay extends St.Widget {
                 this._canScroll = true;
                 this._scrollTimeoutId = 0;
                 return GLib.SOURCE_REMOVE;
-            }
-        );
+            });
 
         return Clutter.EVENT_STOP;
     }