chore(deps): bump actions/checkout from 6.0.1 to 6.0.2 (#21272)

Bumps [actions/checkout](https://github.com/actions/checkout) from 6.0.1 to 6.0.2.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v6.0.1...de0fac2e4500dabe0009e67214ff5f5447ce83dd)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: 6.0.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/update-nix-hash.yml

@@ -18,7 +18,7 @@ jobs:
         timeout-minutes: 10
         steps:
             - name: Checkout
-              uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+              uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
             - name: Install Nix
               uses: cachix/install-nix-action@v27
               with: