Use node 16 in workflow

.github/workflows/release-djedi-json.yml

@@ -17,7 +17,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: '20.x'
+          node-version: '16.x'
           registry-url: 'https://registry.npmjs.org'
       - name: Install dependencies
         run: npm ci --legacy-peer-deps