Fix variable name to enable signing

Author: gpunto

.github/workflows/release.yml

@@ -63,7 +63,7 @@ jobs:
           ORG_GRADLE_PROJECT_signingInMemoryKey: ${{ secrets.SIGNING_KEY }}
           ORG_GRADLE_PROJECT_signingInMemoryKeyId: ${{ secrets.SIGNING_KEY_ID }}
           ORG_GRADLE_PROJECT_signingInMemoryKeyPassword: ${{ secrets.SIGNING_PASSWORD }}
-          RELEASE_SIGNING_ENABLED: true
+          ORG_GRADLE_PROJECT_RELEASE_SIGNING_ENABLED: true
 
       - name: Create Github Release
         uses: ncipollo/[email protected]