Modify Cosign installation in release workflow

Updated Cosign installation command to use the tap and added postinstall for OpenSSL.

Author: cx-anurag-dalke

.github/workflows/release.yml

@@ -89,7 +89,8 @@ jobs:
       - name: Install Cosign
         if: inputs.dev == false
         run: |
-          brew install cosign
+          brew install sigstore/tap/cosign
+          brew postinstall openssl@3 || true
 
       - name: Configure AWS Credentials
         uses: aws-actions/configure-aws-credentials@5fd3084fc36e372ff1fff382a39b10d03659f355 #v2