fix test case

Author: Vanessa Bedzra

tests/test_toolbars.py

@@ -497,7 +497,7 @@ def _get_toolbar_item_by_name(self, menu, name):
 
     @override_settings(CMS_LANGUAGES = {1: [{"code": "en", "name": "English"}]})
     def test_change_language_menu_page_toolbar_one_languages(self):
-        page_content = PageContentWithVersionFactory(content__language="en")
+        page_content = PageContentWithVersionFactory(language="en")
         page = page_content.page
 
         page.update_languages(["en"])