[FIX] locked sheet: see pivot menu item on locked sheet

The `See pivot properties` menu item should be available on locked
sheets.

closes #8192

Task: 6033269
Signed-off-by: Lucas Lefèvre (lul) <lul@odoo.com>

Author: hokolomopo

src/helpers/pivot/pivot_menu_items.ts

@@ -41,6 +41,7 @@ export const pivotProperties: ActionSpec = {
     return (!env.isSmall && pivotId && env.model.getters.isExistingPivot(pivotId)) || false;
   },
   isReadonlyAllowed: true,
+  isEnabledOnLockedSheet: true,
   icon: "o-spreadsheet-Icon.PIVOT",
 };