Bump the actions group with 2 updates (#222)

Bumps the actions group with 2 updates: [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) and [anchore/sbom-action](https://github.com/anchore/sbom-action).


Updates `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)

Updates `anchore/sbom-action` from 0.15.7 to 0.15.8
- [Release notes](https://github.com/anchore/sbom-action/releases)
- [Commits](anchore/sbom-action@767b08f...b6a39da)

---
updated-dependencies:
- dependency-name: sigstore/cosign-installer
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
- dependency-name: anchore/sbom-action
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
...

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

.github/workflows/release.yml

@@ -31,10 +31,10 @@ jobs:
           check-latest: true
 
       - name: Install Cosign
-        uses: sigstore/cosign-installer@9614fae9e5c5eddabb09f90a270fcb487c9f7149 # v3.3.0
+        uses: sigstore/cosign-installer@e1523de7571e31dbe865fd2e80c5c7c23ae71eb4 # v3.4.0
 
       - name: Install Syft
-        uses: anchore/sbom-action/download-syft@767b08fd8822486ad890abb8f1d31721bebd651c # v0.15.7
+        uses: anchore/sbom-action/download-syft@b6a39da80722a2cb0ef5d197531764a89b5d48c3 # v0.15.8
 
       - name: Set LDFLAGS
         id: ldflags