fix: ensure newline at end of file in release-rc.yml

.github/workflows/release-rc.yml

@@ -85,4 +85,4 @@ jobs:
       docker-registry-username: 'wsmoogle'
       tag-temporary: latest
     secrets:
-      DOCKER_REGISTRY_PASSWORD: ${{ secrets.DOCKER_REGISTRY_PASSWORD }}
+      DOCKER_REGISTRY_PASSWORD: ${{ secrets.DOCKER_REGISTRY_PASSWORD }}