chore(deps): update node-based dev tools

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
@commitlint/cli (source)	20.4.0 → 20.4.1
@commitlint/config-conventional (source)	20.4.0 → 20.4.1
markdownlint-cli2	0.20.0 → 0.21.0

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Release Notes

conventional-changelog/commitlint (@​commitlint/cli)

v20.4.1

Compare Source

Note: Version bump only for package @​commitlint/cli

conventional-changelog/commitlint (@​commitlint/config-conventional)

v20.4.1

Compare Source

Note: Version bump only for package @​commitlint/config-conventional

DavidAnson/markdownlint-cli2 (markdownlint-cli2)

v0.21.0

Compare Source

• Refactor options/configuration file loading
• Update dependencies

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Configuration

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