build(deps): bump actions/cache from 4.2.0 to 4.2.1

Bumps [actions/cache](https://github.com/actions/cache) from 4.2.0 to 4.2.1.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@1bd1e32...0c907a7)

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

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

Author: dependabot[bot]

.github/workflows/test.yml

@@ -397,7 +397,7 @@ jobs:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683  # v4.2.2
         with:
           fetch-depth: 1
-      - uses: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57  # v4.2.0
+      - uses: actions/cache@0c907a75c2c80ebcb7f088228285e798b750cf8f  # v4.2.1
         with:
           path: /root/.vagrant.d
           key: vagrant-${{ matrix.box }}