chore(deps): update actions/checkout digest to a5ac7e5

[renovate-bot]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	digest	0ad4b8f -> a5ac7e5

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[generated-files-bot[bot]]

Warning: This pull request is touching the following templated files:

• .github/workflows/ci.yaml - .github/workflows/ci.yaml (GitHub Actions) should be updated in synthtool