Update Node.js version to 20 in release workflow

Author: Stefterv

.github/workflows/release.yml

@@ -66,7 +66,7 @@ jobs:
       - name: Set up Node.js
         uses: actions/setup-node@v3
         with:
-          node-version: 18
+          node-version: 20
 
       - name: Install dependencies
         run: npm ci