build(deps): bump respec from 34.1.6 to 34.2.1

Bumps [respec](https://github.com/w3c/respec) from 34.1.6 to 34.2.1.
- [Release notes](https://github.com/w3c/respec/releases)
- [Changelog](https://github.com/w3c/respec/blob/main/CHANGELOG.md)
- [Commits](w3c/respec@v34.1.6...v34.2.1)

---
updated-dependencies:
- dependency-name: respec
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -11,7 +11,7 @@
     "mkdirp": "3.0",
     "node-fetch": "3.3.0",
     "request": "2.88.2",
-    "respec": "34.1.6",
+    "respec": "34.2.1",
     "tar-stream": "3.1.1"
   },
   "devDependencies": {