tools: update doc to to-vfile@8.0.0

PR-URL: #48485
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Moshe Atlow <moshe@atlow.co.il>

Author: nodejs-github-bot

tools/doc/package-lock.json

@@ -16,7 +16,7 @@
     "remark-html": "^15.0.2",
     "remark-parse": "^10.0.2",
     "remark-rehype": "^10.1.0",
-    "to-vfile": "^7.2.4",
+    "to-vfile": "^8.0.0",
     "unified": "^10.1.2",
     "unist-util-select": "^4.0.3",
     "unist-util-visit": "^4.1.2"