Convert formatting to use ruff instead of yapf + isort (#26247)

Signed-off-by: Harry Mellor <19981378+hmellor@users.noreply.github.com>

vllm/triton_utils/__init__.py

@@ -1,8 +1,11 @@
 # SPDX-License-Identifier: Apache-2.0
 # SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 
-from vllm.triton_utils.importing import (HAS_TRITON, TritonLanguagePlaceholder,
-                                         TritonPlaceholder)
+from vllm.triton_utils.importing import (
+    HAS_TRITON,
+    TritonLanguagePlaceholder,
+    TritonPlaceholder,
+)
 
 if HAS_TRITON:
     import triton