Update docs

Signed-off-by: Sora Morimoto <sora@morimoto.io>

Author: smorimoto

EXAMPLES.md

@@ -50,7 +50,7 @@ jobs:
         uses: actions/configure-pages@v5
 
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@v4
         with:
           path: _build/default/_doc/_html