add CMS 4.1 compatiable changes. fix skip message.

tests/test_admin.py

@@ -1,4 +1,4 @@
-from unittest import skipIf, skip
+from unittest import skipIf
 
 from django.contrib import admin
 from django.contrib.contenttypes.models import ContentType
@@ -21,7 +21,7 @@
 
 
 class AliasAdminReferencesMonkeyPatchTestCase(CMSTestCase):
-    @skip("skip for now, KeyError at line 52: 'language'.")
+    @skipIf(DJANGO_CMS_4_1, "skip for now, KeyError at line 52: 'language'.")
     def test_list_display(self):
         """
         The monkeypatch extends the alias admin, adding the show references link
@@ -43,7 +43,6 @@ def test_list_display(self):
         else:
             alias_admin = AliasContentAdmin(AliasContent, admin.AdminSite())
         func = alias_admin.get_list_display(request)[-1]
-        print(f'------------------------{alias_admin.get_list_display(request)[-1]}')
         references_url = reverse_lazy(
             "djangocms_references:references-index",
             kwargs={"content_type_id": content_type.id, "object_id": alias.id}