README.md: show how to git cherry-pick across sof.git and rimage.git #25

	---
	# SPDX-License-Identifier: BSD-3-Clause
	# Tools that can save round-trips to github and a lot of time:
	#
	# yamllint -f parsable this.yml
	# pip3 install ruamel.yaml.cmd
	# yaml merge-expand this.yml exp.yml && diff -w -u this.yml exp.yml
	#
	# github.com also has a powerful web editor that can be used without
	# committing.

	name: cppcheck

	# yamllint disable-line rule:truthy
	on: [pull_request, push]

	jobs:
	cppcheck:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	with: {fetch-depth: 50, submodules: recursive}

	- name: apt install cppcheck
	run: sudo apt update && sudo apt-get -y install cppcheck

	# TODO enable more types of checks as they are fixed
	- name: run cppcheck
	run: cppcheck --platform=unix32 --force --max-configs=1024
	--inconclusive --quiet --inline-suppr .

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