build: Update to header 1.4.347 #706

	# Copyright 2026 Valve Corporation
	# Copyright 2026 LunarG, Inc.
	#
	# SPDX-License-Identifier: Apache-2.0

	name: format

	on:
	push:
	pull_request:
	branches:
	- main

	permissions:
	contents: read

	jobs:
	clang-format:
	name: clang-format
	runs-on: ubuntu-latest

	env:
	CLANG_FORMAT_VERSION: 18
	CLANG_FORMAT_FILES: ".c .h .cpp .hpp"

	steps:
	- uses: actions/checkout@v6.0.2
	- name: Check formatting
	run: \|
	clang-format-${CLANG_FORMAT_VERSION} --version
	for f in $(git ls-files -- ${CLANG_FORMAT_FILES}); do
	echo "Checking $f"
	clang-format-${CLANG_FORMAT_VERSION} -i --Werror "$f"
	done

	git diff --exit-code

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