Update actions/checkout action to v4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	major	v3 -> v4

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Release Notes

actions/checkout (actions/checkout)

v4

Compare Source

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

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Configuration

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[sourcery-ai]

Reviewer's Guide by Sourcery

This PR updates the actions/checkout GitHub Action from version 3 to version 4 across multiple workflow files. The change is straightforward, only involving version number updates in the workflow configurations.

No diagrams generated as the changes look simple and do not need a visual representation.

File-Level Changes

Change	Details	Files
Update GitHub Actions checkout action to version 4	Replace actions/checkout@v3 with actions/checkout@v4 in workflow configurations Update affects multiple CI/CD workflows	.github/workflows/codeql.yml .github/workflows/defender-for-devops.yml

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[sourcery-ai]

We have skipped reviewing this pull request. It seems to have been created by a bot (hey, renovate[bot]!). We assume it knows what it's doing!