Bump actions/cache from 4.0.1 to 4.0.2 (#358)

Bumps [actions/cache](https://github.com/actions/cache) from 4.0.1 to 4.0.2.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@ab5e6d0...0c45773)

---
updated-dependencies:
- dependency-name: actions/cache
  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/release-cni-plugin.yml

@@ -33,7 +33,7 @@ jobs:
       id-token: write # needed for signing the images with GitHub OIDC token
     steps:
       # Build multi-arch docker images for cni-plugin:
-      - uses: actions/cache@ab5e6d0c87105b4c9c2047343972218f562e4319
+      - uses: actions/cache@0c45773b623bea8c8e75f6c82b208c3cf94ea4f9
         with:
           path: ${{ runner.temp }}/.buildx-cache
           key: cni-plugin-${{ needs.meta.outputs.mode }}-${{ needs.meta.outputs.version }}

.github/workflows/release-proxy-init.yml

@@ -33,7 +33,7 @@ jobs:
       id-token: write # needed for signing the images with GitHub OIDC token
     steps:
       # Build multi-arch docker images for proxy-init:
-      - uses: actions/cache@ab5e6d0c87105b4c9c2047343972218f562e4319
+      - uses: actions/cache@0c45773b623bea8c8e75f6c82b208c3cf94ea4f9
         with:
           path: ${{ runner.temp }}/.buildx-cache
           key: proxy-init-${{ needs.meta.outputs.mode }}-${{ needs.meta.outputs.version }}