[Misc] Add SPDX-FileCopyrightText (#19100)

Signed-off-by: simon-mo <simon.mo@hey.com>

tests/v1/tpu/test_perf.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 """A basic performance regression test for TPUs
 
 Run `pytest tests/v1/tpu/test_perf.py`.

tests/v1/tpu/test_sampler.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 import random
 
 import pytest

tests/v1/tpu/test_topk_topp_sampler.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 import math
 
 import pytest

tests/v1/tpu/worker/test_tpu_model_runner.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 import unittest.mock as mock
 
 import pytest

tests/v1/worker/test_gpu_input_batch.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 
 import inspect
 from typing import Optional

tests/v1/worker/test_gpu_model_runner.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 
 import random
 

tests/vllm_test_utils/setup.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 
 from setuptools import setup
 

tests/vllm_test_utils/vllm_test_utils/__init__.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 """
 vllm_utils is a package for vLLM testing utilities.
 It does not import any vLLM modules.

tests/vllm_test_utils/vllm_test_utils/blame.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 
 import contextlib
 import dataclasses

tests/vllm_test_utils/vllm_test_utils/monitor.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 
 import contextlib
 import dataclasses

tests/weight_loading/test_weight_loading.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 
 import os
 

tests/worker/conftest.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 import pytest
 
 

tests/worker/test_encoder_decoder_model_runner.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 
 import itertools
 

tests/worker/test_model_input.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 
 import dataclasses
 

tests/worker/test_model_runner.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 
 import pytest
 import torch

tests/worker/test_profile.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 
 import torch
 

tests/worker/test_swap.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 
 import torch
 

tools/check_spdx_header.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 
 import sys
 
-SPDX_HEADER = "# SPDX-License-Identifier: Apache-2.0"
+SPDX_HEADER = (
+    "# SPDX-License-Identifier: Apache-2.0\n"
+    "# SPDX-FileCopyrightText: Copyright contributors to the vLLM project")
 SPDX_HEADER_PREFIX = "# SPDX-License-Identifier:"
 
 

tools/check_triton_import.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 import subprocess
 import sys
 

tools/enforce_regex_import.py

 # SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 from __future__ import annotations
 
 import subprocess