netutils/connectedhomeip: use CONFIG_CXX_STANDARD instead of hard code #5473

	# Licensed under the Apache License, Version 2.0 (the "License");
	# you may not use this file except in compliance with the License.
	# You may obtain a copy of the License at
	#
	# http://www.apache.org/licenses/LICENSE-2.0
	#
	# Unless required by applicable law or agreed to in writing, software
	# distributed under the License is distributed on an "AS IS" BASIS,
	# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	# See the License for the specific language governing permissions and
	# limitations under the License.
	#
	name: Check

	on:
	pull_request:

	concurrency:
	group: check-${{ github.event.pull_request.number \|\| github.ref }}
	cancel-in-progress: true

	permissions:
	contents: read

	jobs:
	check:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout nuttx repo
	uses: actions/checkout@v4
	with:
	repository: apache/nuttx
	path: nuttx
	fetch-depth: 0

	- name: Checkout apps repo
	uses: actions/checkout@v4
	with:
	repository: apache/nuttx-apps
	path: apps
	fetch-depth: 0

	- name: Check Pull Request
	run: \|
	echo "::add-matcher::nuttx/.github/nxstyle.json"
	python -m venv .venv
	source .venv/bin/activate
	pip install cmake-format
	cd apps
	commits="${{ github.event.pull_request.base.sha }}..HEAD"
	git log --oneline $commits
	echo "../nuttx/tools/checkpatch.sh -m -g $commits"
	../nuttx/tools/checkpatch.sh -m -g $commits

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