build(deps): bump linkinator from 7.6.1 to 8.0.0 in /tools

Bumps [linkinator](https://github.com/JustinBeckwith/linkinator) from 7.6.1 to 8.0.0.
- [Release notes](https://github.com/JustinBeckwith/linkinator/releases)
- [Changelog](https://github.com/JustinBeckwith/linkinator/blob/main/CHANGELOG.md)
- [Commits](JustinBeckwith/linkinator@linkinator-v7.6.1...linkinator-v8.0.0)

---
updated-dependencies:
- dependency-name: linkinator
  dependency-version: 8.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

tools/package-lock.json

@@ -3,7 +3,7 @@
   "version": "1.0.0",
   "private": true,
   "dependencies": {
-    "linkinator": "7.6.1",
+    "linkinator": "8.0.0",
     "markdownlint-cli": "0.49.1"
   }
 }