Bump mocha from 11.2.2 to 11.4.0

Bumps [mocha](https://github.com/mochajs/mocha) from 11.2.2 to 11.4.0.
- [Release notes](https://github.com/mochajs/mocha/releases)
- [Changelog](https://github.com/mochajs/mocha/blob/main/CHANGELOG.md)
- [Commits](mochajs/mocha@v11.2.2...v11.4.0)

---
updated-dependencies:
- dependency-name: mocha
  dependency-version: 11.4.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -34,7 +34,7 @@
     "@webref/events": "file:packages/events",
     "@webref/idl": "file:packages/idl",
     "css-tree": "3.1.0",
-    "mocha": "11.2.2",
+    "mocha": "11.4.0",
     "reffy": "18.7.0",
     "rimraf": "6.0.1",
     "strudy": "^3.1.1",