Fix node version requirement in documentation-review.yml

Author: pwizla

.github/workflows/documentation-review.yml

@@ -28,7 +28,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '18'
+          node-version: '20'
           cache: 'yarn'
           cache-dependency-path: 'docusaurus/yarn.lock'