[Test] Skip Qwen3-TTS batch E2E tests (#4758)

tests/entrypoints/openai_api/test_serving_speech_batch.py

@@ -88,6 +88,7 @@ class TestSpeechBatchE2E:
 
     @pytest.mark.advanced_model
     @pytest.mark.tts
+    @pytest.mark.skip(reason="https://github.com/vllm-project/vllm-omni/issues/4757")
     @hardware_test(res={"cuda": "H100"}, num_cards=1)
     @pytest.mark.parametrize("omni_server", default_server_params, indirect=True)
     def test_batch_basic_two_items(self, omni_server) -> None: