⬆️ deps: Upgrade actions/checkout action to v4.2.2.

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	minor	v4.1.7 -> v4.2.2

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Release Notes

actions/checkout (actions/checkout)

v4.2.2

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• url-helper.ts now leverages well-known environment variables by @​jww3 in https://github.com/actions/checkout/pull/1941
• Expand unit test coverage for isGhes by @​jww3 in https://github.com/actions/checkout/pull/1946

v4.2.1

Compare Source

• Check out other refs/* by commit if provided, fall back to ref by @​orhantoy in https://github.com/actions/checkout/pull/1924

v4.2.0

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• Add Ref and Commit outputs by @​lucacome in https://github.com/actions/checkout/pull/1180
• Dependency updates by @​dependabot- https://github.com/actions/checkout/pull/1777, https://github.com/actions/checkout/pull/1872

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