[FIX] website_blog: restore blog option UI

The label of some buttons is updated on-the-fly, and the code which
does that was actually altering the structure of the button widgets
instead of just the labels' text. This code should be made more robust
in master.

closes odoo/odoo#54324

X-original-commit: 5eb25c482eeaf68e30fd9f5b2fbe889f9b53c954
Signed-off-by: Quentin Smetz (qsm) <qsm@odoo.com>

addons/website_blog/static/src/js/website_blog.editor.js

@@ -120,9 +120,9 @@ options.registry.CoverProperties.include({
         this._coverFullOriginalLabel = this._coverFullOriginalLabel || $coverFull.text();
         this._coverMidOriginalLabel = this._coverMidOriginalLabel || $coverMid.text();
         this._coverAutoOriginalLabel = this._coverAutoOriginalLabel || $coverAuto.text();
-        $coverFull.text(isRegularCover ? _t("Large") : this._coverFullOriginalLabel);
-        $coverMid.text(isRegularCover ? _t("Medium") : this._coverMidOriginalLabel);
-        $coverAuto.text(isRegularCover ? _t("Tiny") : this._coverAutoOriginalLabel);
+        $coverFull.children('div').text(isRegularCover ? _t("Large") : this._coverFullOriginalLabel);
+        $coverMid.children('div').text(isRegularCover ? _t("Medium") : this._coverMidOriginalLabel);
+        $coverAuto.children('div').text(isRegularCover ? _t("Tiny") : this._coverAutoOriginalLabel);
     },
 });
 });