change node version in gh pags

Author: claireclark1

.github/workflows/deploy-gh-pages.yaml

@@ -24,7 +24,7 @@ jobs:
       - name: Set up Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: [20.x, 22.x]
+          node-version: 22.x
 
       - name: Install dependencies
         run: npm install