[IMP] mail: guard AttachmentImageComponent

Task-2797754

closes odoo/odoo#86707

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

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

@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <templates xml:space="preserve">
     <t t-name="mail.AttachmentImage" owl="1">
-        <div t-attf-class="{{ className }}" t-ref="root">
-            <t t-if="attachmentImage">
+        <t t-if="attachmentImage">
+            <div t-attf-class="{{ className }}" t-ref="root">
                 <div class="o_AttachmentImage d-flex position-relative m-1 flex-shrink-0"
                     t-att-class="{
                         'o-isUploading': attachmentImage.attachment.isUploading,
@@ -30,7 +30,7 @@
                         </div>
                     </t>
                 </div>
-            </t>
-        </div>
+            </div>
+        </t>
     </t>
 </templates>