Remove worker update

Signed-off-by: Matt Friedman <maf675@gmail.com>

Author: iMattPro

styles/all/template/ucp_notifications_webpush.html

@@ -18,5 +18,4 @@
 </script>
 
 {% INCLUDEJS '@phpbb_webpushnotifications/webpush.js' %}
-{% INCLUDEJS '@phpbb_webpushnotifications/update_worker.js' %}
 {% INCLUDECSS '@phpbb_webpushnotifications/phpbb_wpn.css' %}