chore(ci): bump sigstore/cosign-installer from 3.1.1 to 3.1.2 (#54)

Bumps [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) from 3.1.1 to 3.1.2.
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](sigstore/cosign-installer@v3.1.1...v3.1.2)

---
updated-dependencies:
- dependency-name: sigstore/cosign-installer
  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-container.yaml

@@ -64,7 +64,7 @@ jobs:
           fetch-depth: 0
 
       - name: Install Cosign
-        uses: sigstore/cosign-installer@v3.1.1
+        uses: sigstore/cosign-installer@v3.1.2
 
       - name: Prepare additional Metadata
         id: additional_meta

.github/workflows/schedule-trivy.yaml

@@ -32,7 +32,7 @@ jobs:
 
     steps:
       - name: Install Cosign
-        uses: sigstore/cosign-installer@v3.1.1
+        uses: sigstore/cosign-installer@v3.1.2
 
       - name: Run Trivy vulnerability scanner
         uses: aquasecurity/trivy-action@0.11.2