Bump @octokit/rest from 20.1.1 to 21.0.0

Bumps [@octokit/rest](https://github.com/octokit/rest.js) from 20.1.1 to 21.0.0.
- [Release notes](https://github.com/octokit/rest.js/releases)
- [Commits](octokit/rest.js@v20.1.1...v21.0.0)

---
updated-dependencies:
- dependency-name: "@octokit/rest"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -27,7 +27,7 @@
     "@actions/core": "1.10.1",
     "@jsdevtools/npm-publish": "3.1.1",
     "@octokit/plugin-throttling": "^8.1.3",
-    "@octokit/rest": "20.1.1",
+    "@octokit/rest": "21.0.0",
     "@webref/css": "file:packages/css",
     "@webref/elements": "file:packages/elements",
     "@webref/events": "file:packages/events",