ci: fix pre-commmit check issue

Signed-off-by: Yan Lu <luyan@nvidia.com>

Author: LuYanFCP

vllm/reasoning/basic_parsers.py

@@ -1,8 +1,8 @@
 # SPDX-License-Identifier: Apache-2.0
 # SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 
-from typing import Optional, Union
 from collections.abc import Sequence
+from typing import Optional, Union
 
 from vllm.entrypoints.openai.protocol import (ChatCompletionRequest,
                                               DeltaMessage, ResponsesRequest)

vllm/reasoning/deepseek_r1_reasoning_parser.py

@@ -1,7 +1,8 @@
 # SPDX-License-Identifier: Apache-2.0
 # SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 
-from typing import Sequence, Union
+from collections.abc import Sequence
+from typing import Union
 
 from vllm.entrypoints.openai.protocol import DeltaMessage
 from vllm.reasoning.abs_reasoning_parsers import ReasoningParserManager