do not update CO2_YEAR during simulation when CO2_YEAR is no-data; for Catch, exclude CatchCN rc vars from LDAS.rc #143

	name: "Enforce Changelog"
	on:
	pull_request:
	types: [opened, synchronize, reopened, ready_for_review, labeled, unlabeled]

	jobs:
	# Enforces the update of a changelog file on every pull request
	changelog:
	runs-on: ubuntu-latest
	steps:
	- uses: dangoslen/changelog-enforcer@v3
	with:
	changeLogPath: 'CHANGELOG.md'
	skipLabels: 'Skip Changelog,0 diff trivial,automatic,dependencies,github_actions'
	missingUpdateErrorMessage: >
	No update to CHANGELOG.md found! Please add a changelog
	entry to it describing your change. Please note that the
	keepachangelog (https://keepachangelog.com) format is
	used. If your change is very trivial not applicable for a
	changelog entry, add a 'Skip Changelog' label to the pull
	request to skip the changelog enforcer.

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