chore(deps): update actions/checkout digest to eef6144

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	digest	692973e -> eef6144

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PR-Codex overview

This PR updates the actions/checkout version used in two workflow files to a more recent commit.

Detailed summary

• In .github/workflows/codecov.yaml, the actions/checkout version was changed from 692973e3d937129bcbf40652eb9f2f61becf3332 to eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871.
• In .github/workflows/up.yaml, the same actions/checkout version change was made.

✨ Ask PR-Codex anything about this PR by commenting with /codex {your question}

[volodya-lombrozo]

@rultor please, try to merge, since 12 checks have passed

[rultor]

@rultor please, try to merge, since 12 checks have passed

@volodya-lombrozo OK, I'll try to merge now. You can check the progress of the merge here.

[yegor256]

@rultor please, try to merge, since 12 checks have passed

[rultor]

@rultor please, try to merge, since 12 checks have passed

@volodya-lombrozo Done! FYI, the full log is here (took me 28min).

[rultor]

@rultor please, try to merge, since 12 checks have passed

@yegor256 Thanks for your request; @volodya-lombrozo please confirm this.