build: update actions/checkout action to v4 - autoclosed

[angular-robot]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	major	v2 -> v4
actions/checkout	action	major	v3.0.2 -> v4.3.0

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Release Notes

actions/checkout (actions/checkout)

v4

Compare Source

• 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

v3

Compare Source

• Fix: Mark test scripts with Bash'isms to be run via Bash
• Add option to fetch tags even if fetch-depth > 0

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Configuration

📅 Schedule: Branch creation - "after 10:00pm every weekday,before 5:00am every weekday,every weekend" in timezone America/Tijuana, Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about these updates again.

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• If you want to rebase/retry this PR, check this box

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