go-licenses-ignore: support reading CNCF-licensing-exceptions.csv

[AkihiroSuda]

project-checks/action.yml

Lines 97 to 109 in d7751f3

	# the allow list corresponds to https://github.com/cncf/foundation/blob/e5db022a0009f4db52b89d9875640cf3137153fe/allowed-third-party-license-policy.md
	- name: Check licenses
	shell: bash
	working-directory: ${{ inputs.working-directory }}
	env:
	GO_LICENSES_IGNORE: ${{ inputs.go-licenses-ignore }}
	run: |
	set -eux
	flags=
	for f in ${GO_LICENSES_IGNORE}; do
	flags="${flags} --ignore ${f}"
	done
	go-licenses check --include_tests ./... --allowed_licenses=Apache-2.0,BSD-2-Clause,BSD-2-Clause-FreeBSD,BSD-3-Clause,MIT,ISC,Python-2.0,PostgreSQL,X11,Zlib ${flags}

The license checker should read
https://github.com/cncf/foundation/blob/main/license-exceptions/CNCF-licensing-exceptions.csv by default