Bump sigstore/cosign-installer from 3.8.1 to 3.8.2

Bumps [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) from 3.8.1 to 3.8.2.
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](sigstore/cosign-installer@v3.8.1...v3.8.2)

---
updated-dependencies:
- dependency-name: sigstore/cosign-installer
  dependency-version: 3.8.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

.github/workflows/build.yml

@@ -141,7 +141,7 @@ jobs:
       # to consume. For more details, review the image signing section of the README.
 
       # Sign container
-      - uses: sigstore/cosign-installer@v3.8.1
+      - uses: sigstore/cosign-installer@v3.8.2
         if: github.event_name != 'pull_request'
 
       - name: Sign container image