tools: update doc to rehype-stringify@9.0.3

PR-URL: #41854
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Zijian Liu <lxxyxzj@gmail.com>
Reviewed-By: Mestery <mestery@protonmail.com>

Author: nodejs-github-bot

tools/doc/package-lock.json

@@ -10,7 +10,7 @@
     "highlight.js": "^11.4.0",
     "js-yaml": "^4.1.0",
     "rehype-raw": "^6.1.1",
-    "rehype-stringify": "^9.0.2",
+    "rehype-stringify": "^9.0.3",
     "remark-frontmatter": "^4.0.1",
     "remark-gfm": "^3.0.1",
     "remark-html": "^15.0.1",