chore(deps): update dependency @vitejs/plugin-react to v6

Author: renovate[bot]

package.json

@@ -21,7 +21,7 @@
     "@types/node": "^24.0.0",
     "@types/react": "^19",
     "@types/react-dom": "^19",
-    "@vitejs/plugin-react": "^4",
+    "@vitejs/plugin-react": "^6.0.0",
     "jsdom": "^29.1.1",
     "typescript": "^5.8",
     "vite": "^6",