Update dependency @vitejs/plugin-react to v6

Author: renovate[bot]

package.json

@@ -58,7 +58,7 @@
     "@types/react-syntax-highlighter": "^15.5.13",
     "@uiw/codemirror-themes": "^4.25.9",
     "@uiw/react-codemirror": "^4.25.8",
-    "@vitejs/plugin-react": "^5.2.0",
+    "@vitejs/plugin-react": "^6.0.1",
     "@vitest/browser-playwright": "^4.1.2",
     "@vitest/coverage-v8": "^4.1.2",
     "@xyflow/react": "^12.10.1",