[XLA:GPU] Readability and performance nits. #42415

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	name: Clang Format
	permissions:
	contents: read
	on:
	pull_request:
	push:
	branches:
	- main

	jobs:
	clang-format:
	runs-on: ubuntu-22.04
	defaults:
	run:
	shell: bash
	timeout-minutes: 6
	if: \|
	github.event.sender.type == 'User' \|\|
	contains(github.event.pull_request.body, 'FORCE_TEST_ACTIONS')
	steps:
	- name: "Checking out repository"
	uses: actions/checkout@e2f20e631ae6d7dd3b768f56a5d2af784dd54791 # v2.5.0
	- name: "Fetch HEAD of main branch"
	run: git fetch origin main --depth=1
	- name: "Run clang-format" # Use pipx to get version that apt doesn't have by default
	run: pipx run clang-format==17.0.6 --dry-run --Werror --verbose $(git diff --name-only origin/main HEAD -- '.cc' '.h')

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