feat(calendar): add calendar versioning strategy

[wikando-ck]

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• Make sure to open an issue as a bug/issue before writing your code! That way we can discuss the change, evaluate designs, and agree on the general idea
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Fixes:

• Calendar versioning (CalVer) alternatively to SemVer release-please-action#1053
• Support of calver #1848

To try this, check out the branch and run

npm run compile && node build/src/bin/release-please.js release-pr \
--token=$GITHUB_TOKEN \
--repo-url=org/repo \
--release-type=node \
--versioning-strategy=calendar \
--calver-scheme=YYY.0M.0D-MICRO \
--dry-run

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