Check models used for common tests are small (#24824)

* First models

* Conditional DETR

* Treat DETR models, skip others

* Skip LayoutLMv2 as well

* Fix last tests

tests/models/upernet/test_modeling_upernet.py

@@ -207,6 +207,10 @@ class UperNetModelTest(ModelTesterMixin, PipelineTesterMixin, unittest.TestCase)
     def test_multi_gpu_data_parallel_forward(self):
         pass
 
+    @unittest.skip("Will be fixed soon by reducing the size of the model used for common tests.")
+    def test_model_is_small(self):
+        pass
+
     def test_hidden_states_output(self):
         def check_hidden_states_output(inputs_dict, config, model_class):
             model = model_class(config)