[FIX] website_mail.editor.js moved but still referenced

Commit 0c89ca0f moves
website_mail.editor.js but is still referenced in website_mail.xml

addons/website_mail/views/website_mail.xml

@@ -26,7 +26,7 @@
 </template>
 <template id="editor" inherit_id="website.assets_editor" name="Mail snippet">
     <xpath expr="/t" position="inside">
-        <script type="text/javascript" src="/website_mail/static/src/js/website_mail.editor.js"></script>
+        <script type="text/javascript" src="/website_mail_group/static/src/js/website_mail_group.editor.js"></script>
     </xpath>
 </template>