padOsd: Fix double styling

We set the StLabel style property, there's no need to re-apply the
large/bold text style via markup. Makes the StLabel text size consistent
across editable state changes.

https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1290

js/ui/padOsd.js

@@ -868,8 +868,7 @@ var PadOsd = GObject.registerClass({
             this._tipLabel.set_text(_("Press any key to exit"));
         }
 
-        this._titleLabel.clutter_text.set_markup(
-            '<span size="larger"><b>%s</b></span>'.format(title));
+        this._titleLabel.set_text(title);
     }
 
     _isEditedAction(type, number, dir) {