[IMP] mail: guard FollowerComponent

Task-2797754

closes odoo/odoo#86820

Signed-off-by: Alexandre Kühn (aku) <aku@odoo.com>

addons/mail/static/src/components/follower/follower.xml

@@ -2,8 +2,8 @@
 <templates xml:space="preserve">
 
     <t t-name="mail.Follower" owl="1">
-        <div class="o_Follower" t-attf-class="{{ className }}" t-on-click="props.onClick" t-ref="root">
-            <t t-if="follower">
+        <t t-if="follower">
+            <div class="o_Follower" t-attf-class="{{ className }}" t-on-click="props.onClick" t-ref="root">
                 <a class="o_Follower_details d-flex" t-att-class="{ 'o-inactive': !follower.isActive }" href="#" t-on-click="_onClickDetails">
                     <img class="o_Follower_avatar" t-att-src="follower.partner.avatarUrl" alt="Avatar"/>
                     <span class="o_Follower_name flex-shrink text-truncate" t-esc="follower.partner.nameOrDisplayName"/>
@@ -16,8 +16,8 @@
                         <i class="fa fa-remove"/>
                     </button>
                 </t>
-            </t>
-        </div>
+            </div>
+        </t>
     </t>
 
 </templates>