Update github-pages.yml

Author: hajekj

.github/workflows/github-pages.yml

@@ -24,7 +24,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Setup Node.js environment
-        uses: actions/setup-node@4
+        uses: actions/setup-node@v4
         with:
           node-version: 18