[CI]: Add core_model and cpu markers for L1 use case. (#1709)

Signed-off-by: zhumingjue <zhumingjue@huawei.com>

tests/model_executor/models/qwen2_5_omni/test_qwen2_5_omni_embed.py

@@ -19,6 +19,8 @@ from vllm.model_executor.models.qwen2_5_omni_thinker import (
     merge_interleaved_embeddings,
 )
 
+pytestmark = [pytest.mark.core_model, pytest.mark.cpu]
+
 # Fake token IDs
 AUDIO_TOKEN_ID = 1001
 IMAGE_TOKEN_ID = 1002