gha: bump sigstore/cosign-installer from 3.3.0 to 3.4.0 (#452)

Bumps [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) from 3.3.0 to 3.4.0.
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](sigstore/cosign-installer@9614fae...e1523de)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/release.yml

@@ -87,7 +87,7 @@ jobs:
             ${{ runner.os }}-go-
             
       - name: Cosign
-        uses: sigstore/cosign-installer@9614fae9e5c5eddabb09f90a270fcb487c9f7149 # v1.4.1
+        uses: sigstore/cosign-installer@e1523de7571e31dbe865fd2e80c5c7c23ae71eb4 # v1.4.1
 
       - name: Generate SBOM
         uses: anchore/sbom-action/download-syft@767b08fd8822486ad890abb8f1d31721bebd651c # v0.6.0