Purge unused ModelTester code (#37085)

* Purge correctly this time

* Remove more methods from recent PRs

* make fixup

tests/models/timm_wrapper/test_modeling_timm_wrapper.py

@@ -75,17 +75,6 @@ class TimmWrapperModelTester:
     def get_config(self):
         return TimmWrapperConfig.from_pretrained(self.model_name)
 
-    def create_and_check_model(self, config, pixel_values):
-        model = TimmWrapperModel(config=config)
-        model.to(torch_device)
-        model.eval()
-        with torch.no_grad():
-            result = model(pixel_values)
-        self.parent.assertEqual(
-            result.feature_map[-1].shape,
-            (self.batch_size, model.channels[-1], 14, 14),
-        )
-
     def prepare_config_and_inputs_for_common(self):
         config_and_inputs = self.prepare_config_and_inputs()
         config, pixel_values = config_and_inputs