Simplify common_cxxflags #4402

	---
	# DESCRIPTION: Github actions config
	# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
	#
	name: format
	on:
	push:
	pull_request_target:
	workflow_dispatch:
	jobs:
	format:
	runs-on: ubuntu-22.04
	name: Ubuntu 22.04 \| format
	env:
	CI_OS_NAME: linux
	CI_RUNS_ON: ubuntu-22.04
	CI_COMMIT: ${{ github.sha }}
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	token: ${{ secrets.GITHUB_TOKEN }}
	- name: Install packages for build
	env:
	CI_BUILD_STAGE_NAME: build
	run: \|
	bash ci/ci-install.bash &&
	sudo apt-get install clang-format-14 yapf3 &&
	git config --global user.email "[email protected]" &&
	git config --global user.name "github action"
	- name: Format code
	run: \|
	autoconf &&
	./configure &&
	make -j 2 format CLANGFORMAT=clang-format-14 &&
	git status
	- name: Push
	run: \|
	if [ -n "$(git status --porcelain)" ]; then
	git commit . -m "Apply 'make format'" &&
	git push origin
	fi

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