ci: Attempt to remove setup node (#343)

Author: jcs090218

.github/workflows/docs.yml

@@ -28,10 +28,6 @@ jobs:
       with:
         submodules: true
 
-    - uses: actions/setup-node@v4
-      with:
-        node-version: 20
-
     - name: Setup Hugo
       uses: peaceiris/actions-hugo@v3
       with: