build(deps): bump actions/cache in the github-actions group

Bumps the github-actions group with 1 update: [actions/cache](https://github.com/actions/cache).


Updates `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](https://github.com/actions/cache/compare/1bd1e32a3bdc45362d1e726936510720a7c30a57...0c907a75c2c80ebcb7f088228285e798b750cf8f)

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

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

.github/workflows/bazel.yml

diff --git a/.github/workflows/bazel.yml b/.github/workflows/bazel.yml
index e5e3b74..3e14f7f 100644
--- a/.github/workflows/bazel.yml
+++ b/.github/workflows/bazel.yml
@@ -24,7 +24,7 @@
       - name: Download dependencies
         run: python3 utils/git-sync-deps
       - name: Mount Bazel cache
-        uses: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57 # v4.2.0
+        uses: actions/cache@0c907a75c2c80ebcb7f088228285e798b750cf8f # v4.2.1
         with:
           path: ~/.bazel/cache
           key: bazel-cache-${{ runner.os }}
@@ -47,7 +47,7 @@
       - name: Download dependencies
         run: python3 utils/git-sync-deps
       - name: Mount Bazel cache
-        uses: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57 # v4.2.0
+        uses: actions/cache@0c907a75c2c80ebcb7f088228285e798b750cf8f # v4.2.1
         with:
           path: ~/.bazel/cache
           key: bazel-cache-${{ runner.os }}