Update deploy-to-github-pages.yml

Author: eyuelberga

.github/workflows/deploy-to-github-pages.yml

@@ -28,10 +28,10 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v6
-      - name: Setup Node.js 18.x
+      - name: Setup Node.js 20.x
         uses: actions/setup-node@master
         with:
-          node-version: 18.x
+          node-version: 20.x
           cache: yarn
           cache-dependency-path: docs/yarn.lock
       - name: Install dependencies