[FIX] mail: do not let chatter to be rendered if form view is in dialog

task-2280151

closes odoo/odoo#54157

X-original-commit: 83f2a0605ad80cb8b544651b47b7d27e11b332cb
Signed-off-by: Alexandre Kühn (aku) <aku@odoo.com>

addons/mail/static/src/widgets/form_renderer/form_renderer.js

@@ -145,11 +145,10 @@ FormRenderer.include({
      * @override
      */
     _renderNode(node) {
-        if (
-            !this._isFromFormViewDialog &&
-            node.tag === 'div' &&
-            node.attrs.class === 'oe_chatter'
-        ) {
+        if (node.tag === 'div' && node.attrs.class === 'oe_chatter') {
+            if (this._isFromFormViewDialog) {
+                return $('<div/>');
+            }
             return this._makeChatterContainerTarget();
         }
         return this._super(...arguments);