[FIX] website_forum: default karma

- Set the 'Editor Features: image and links' karma point to zero.
- Set a user with a total karma points < 30

The user doesn't see the links buttons in the editor.

This is because of an old fallback from 2014 which doesn't make sense
anymore today.

opw-2026025

closes odoo/odoo#34325

Signed-off-by: Nicolas Martinelli (nim) <nim@odoo.com>

addons/website_forum/static/src/js/website_forum.js

@@ -394,7 +394,7 @@ odoo.define('website_forum.website_forum', function (require) {
 
     $('textarea.load_editor').each(function () {
         var $textarea = $(this);
-        var editor_karma = $textarea.data('karma') || 30;  // default value for backward compatibility
+        var editor_karma = $textarea.data('karma') || 0;  // default value for backward compatibility
         if (!$textarea.val().match(/\S/)) {
             $textarea.val("<p><br/></p>");
         }