[FIX] website_forum: BS4, restore edit profile page

+ Add some spacing between the navbar and the forum layout

closes odoo/odoo#32060

Signed-off-by: Quentin Smetz (qsm) <qsm@odoo.com>

addons/website_forum/static/src/scss/website_forum.scss

@@ -202,3 +202,7 @@ button.btn-link.text-muted {
         min-height: 75px;
     }
 }
+
+.website_forum {
+    margin-bottom: $spacer;
+}

addons/website_forum/views/website_forum.xml

@@ -1272,8 +1272,8 @@
 <template id="edit_profile" name="Forum Edit Profile">
     <t t-call="website_forum.header">
         <h3>Edit Profile</h3>
-        <div class="row">
-            <form t-attf-action="/forum/#{slug(forum)}/user/#{slug(user)}/save" method="post" role="form" class="js_website_submit_form" enctype="multipart/form-data">
+        <div class=""><!-- Stable fixed: the row was misplaced -->
+            <form t-attf-action="/forum/#{slug(forum)}/user/#{slug(user)}/save" method="post" role="form" class="row js_website_submit_form" enctype="multipart/form-data">
                 <input type="hidden" name="csrf_token" t-att-value="request.csrf_token()"/>
                 <input type="file" class="d-none o_forum_file_upload" name="ufile" accept="image/*"/>
                 <div class="col-lg-2">