chore(deps): update actions/checkout digest to 1d96c77 by renovate (#21172)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [actions/checkout](https://togithub.com/actions/checkout) | action |
digest | `b4ffde6` -> `1d96c77` |

---

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### Configuration

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Automerge - At any time (no schedule defined).

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This PR has been generated by [Renovate
Bot](https://togithub.com/renovatebot/renovate).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNy4zMTguMCIsInVwZGF0ZWRJblZlciI6IjM3LjMxOC4wIiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbImF1dG9tZXJnZSJdfQ==-->

.github/workflows/pr-validate.yaml

@@ -17,7 +17,7 @@ jobs:
       addedOrModifiedCharts: ${{ steps.collect-changes.outputs.addedOrModifiedCharts }}
     steps:
       - name: Checkout
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+        uses: actions/checkout@1d96c772d19495a3b5c517cd2bc0cb401ea0529f # v4
 
       - name: Collect changes
         id: collect-changes
@@ -58,7 +58,7 @@ jobs:
       head-commit-message: ${{ steps.get_head_commit_message.outputs.headCommitMsg }}
     steps:
       - name: Get repo
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+        uses: actions/checkout@1d96c772d19495a3b5c517cd2bc0cb401ea0529f # v4
         with:
           ref: ${{ github.event.pull_request.head.sha }}
       - name: verbose head git commit message