build(deps): Bump sigstore/cosign-installer from 3.10.1 to 4.0.0 (#72)

Bumps [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) from 3.10.1 to 4.0.0.
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](sigstore/cosign-installer@7e8b541...faadad0)

---
updated-dependencies:
- dependency-name: sigstore/cosign-installer
  dependency-version: 4.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/release.yml

@@ -71,7 +71,7 @@ jobs:
             ./cmd/server
 
       - name: Install Cosign
-        uses: sigstore/cosign-installer@7e8b541eb2e61bf99390e1afd4be13a184e9ebc5 # v3.10.1
+        uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # v4.0.0
 
       - name: Sign Image with Cosign
         env: