fix: use Node.js 22 for vocs build

Author: christopherwxyz

.github/workflows/docs.yml

@@ -32,7 +32,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: 20
+          node-version: 22
           cache: pnpm
           cache-dependency-path: docs/pnpm-lock.yaml