Bump actions/cache from 3.3.1 to 4.0.0

Bumps [actions/cache](https://github.com/actions/cache) from 3.3.1 to 4.0.0.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@88522ab...13aacd8)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/link-check-daily.yml

@@ -49,7 +49,7 @@ jobs:
         run: src/early-access/scripts/merge-early-access.sh
 
       - name: Restore disk-cache file for external link checking
-        uses: actions/cache@88522ab9f39a2ea568f7027eddc7d8d8bc9d59c8
+        uses: actions/cache@13aacd865c20de90d75de3b17ebe84f7a17d57d2
         with:
           path: external-link-checker-db.json
           key: external-link-checker-${{ hashFiles('src/links/scripts/rendered-content-link-checker.js') }}