chore: satisfy changed-file policy

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

tests/model_executor/models/test_weight_loader.py

@@ -1,12 +1,15 @@
 # SPDX-License-Identifier: Apache-2.0
 # SPDX-FileCopyrightText: Copyright contributors to the vLLM-Omni project
 
+import pytest
 import torch
 from torch import nn
 from vllm.model_executor.models.utils import WeightsMapper
 
 from vllm_omni.model_executor.models.weight_loader import AutoWeightsLoader
 
+pytestmark = [pytest.mark.core_model, pytest.mark.cpu]
+
 
 class _TinyModel(nn.Module):
     def __init__(self) -> None: