[Refactor] Remove unused file (#32422)

vllm/entrypoints/pooling/embed/conftest.py

-# SPDX-License-Identifier: Apache-2.0
-# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
-"""Pytest configuration for vLLM pooling embed tests."""
-
-import warnings
-
-import torch
-
-from vllm.platforms import current_platform
-
-
-def pytest_collection_modifyitems(config, items):
-    """Configure ROCm-specific settings based on collected tests."""
-    if not current_platform.is_rocm():
-        return
-
-    # Disable Flash/MemEfficient SDP on ROCm to avoid HF Transformers
-    # accuracy issues: https://github.com/vllm-project/vllm/issues/30167
-    # TODO: Remove once ROCm SDP accuracy issues are resolved on HuggingFace
-    torch.backends.cuda.enable_flash_sdp(False)
-    torch.backends.cuda.enable_mem_efficient_sdp(False)
-    torch.backends.cuda.enable_math_sdp(True)
-    warnings.warn(
-        "ROCm: Disabled flash_sdp and mem_efficient_sdp, enabled math_sdp "
-        "to avoid HuggingFace Transformers accuracy issues",
-        UserWarning,
-        stacklevel=1,
-    )