feat: try OSSRH_GPG_SECRET_KEY

Author: Pedro González Marcos

.github/workflows/deploy-release.yml

@@ -15,7 +15,7 @@ jobs:
           server-id: central
           server-username: MAVEN_USERNAME
           server-password: MAVEN_PASSWORD
-          gpg-private-key: ${{ secrets.GPG_PRIVATE_KEY }}
+          gpg-private-key: ${{ secrets.OSSRH_GPG_SECRET_KEY }}
           gpg-passphrase: MAVEN_GPG_PASSPHRASE
       - name: Publish to Central Repository
         env: