Bump chai from 4.3.7 to 4.3.8 (#1362)

Bumps [chai](https://github.com/chaijs/chai) from 4.3.7 to 4.3.8.
- [Release notes](https://github.com/chaijs/chai/releases)
- [Changelog](https://github.com/chaijs/chai/blob/4.x.x/History.md)
- [Commits](chaijs/chai@v4.3.7...v4.3.8)

---
updated-dependencies:
- dependency-name: chai
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -42,7 +42,7 @@
     "webidl2": "24.4.1"
   },
   "devDependencies": {
-    "chai": "4.3.7",
+    "chai": "4.3.8",
     "mocha": "10.2.0",
     "respec": "34.1.6",
     "respec-hljs": "2.1.1",