app settings: rename the get user queryset func setting name.

django_etebase/app_settings.py

@@ -48,8 +48,8 @@ class AppSettings:
         return ret
 
     @cached_property
-    def GET_USER_QUERYSET(self):  # pylint: disable=invalid-name
-        get_user_queryset = self._setting("GET_USER_QUERYSET", None)
+    def GET_USER_QUERYSET_FUNC(self):  # pylint: disable=invalid-name
+        get_user_queryset = self._setting("GET_USER_QUERYSET_FUNC", None)
         if get_user_queryset is not None:
             return self.import_from_str(get_user_queryset)
         return None

django_etebase/utils.py

@@ -6,7 +6,7 @@ User = get_user_model()
 
 
 def get_user_queryset(queryset, view):
-    custom_func = app_settings.GET_USER_QUERYSET
+    custom_func = app_settings.GET_USER_QUERYSET_FUNC
     if custom_func is not None:
         return custom_func(queryset, view)
     return queryset