Bump sigstore/cosign-installer from 2.4.1 to 2.5.0 (#456)

Bumps [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) from 2.4.1 to 2.5.0.
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](sigstore/cosign-installer@48866aa...09a077b)

---
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>

Author: dependabot[bot]

.github/workflows/ci.yaml

@@ -35,7 +35,7 @@ jobs:
           install-only: true
 
       - name: Install cosign
-        uses: sigstore/cosign-installer@48866aa521d8bf870604709cd43ec2f602d03ff2 # v2.4.0
+        uses: sigstore/cosign-installer@09a077b27eb1310dcfb21981bee195b30ce09de0 # v2.4.0
 
       - name: Install syft
         uses: anchore/sbom-action/download-syft@bb716408e75840bbb01e839347cd213767269d4a # v0.11.0

.github/workflows/release.yaml

@@ -36,7 +36,7 @@ jobs:
           install-only: true
 
       - name: Install cosign
-        uses: sigstore/cosign-installer@48866aa521d8bf870604709cd43ec2f602d03ff2 # v2.4.0
+        uses: sigstore/cosign-installer@09a077b27eb1310dcfb21981bee195b30ce09de0 # v2.4.0
 
       - name: Install syft
         uses: anchore/sbom-action/download-syft@bb716408e75840bbb01e839347cd213767269d4a # v0.11.0