fix oidc npm publishing

Author: shannah

.github/workflows/maven.yml

@@ -30,9 +30,9 @@ jobs:
         distribution: 'temurin'
         cache: maven
     - name: Set up Node
-      uses: actions/setup-node@v2
+      uses: actions/setup-node@v4
       with:
-        node-version: '16.x'
+        node-version: '20.x'
         registry-url: 'https://registry.npmjs.org'
     - name: Install PHP
       run: |