[Model] Always use Transformers backend for PaliGemma and Gemma3-MM (#26715)

Signed-off-by: DarkLight1337 <tlleungac@connect.ust.hk>

tests/models/multimodal/generation/vlm_utils/model_utils.py

@@ -328,16 +328,6 @@ def gemma3_patch_hf_runner(hf_model: HfRunner) -> HfRunner:
 
     hf_model.processor = processor
 
-    orig_generate = hf_model.model.generate
-
-    def _generate(self, *args, **kwargs):
-        # FIXME: https://github.com/huggingface/transformers/issues/38333
-        kwargs["disable_compile"] = True
-
-        return orig_generate(*args, **kwargs)
-
-    hf_model.model.generate = types.MethodType(_generate, hf_model.model)
-
     return hf_model