[Test][MIMO Audio] Unskip test_audio_to_text_audio_001

Signed-off-by: Nick Cao <ncao@redhat.com>

Author: NickCao

tests/e2e/online_serving/test_mimo_audio.py

@@ -99,7 +99,6 @@ def get_max_batch_size(size_type="few"):
 @pytest.mark.omni
 @hardware_test(res={"cuda": "L4", "rocm": "MI325"}, num_cards=1)
 @pytest.mark.parametrize("omni_server", test_params, indirect=True)
-@pytest.mark.skip(reason="CI failed 8571")
 def test_audio_to_text_audio_001(omni_server, openai_client) -> None:
     """
     Test audio and text input processing and text/audio output generation via OpenAI API.