build(deps-dev): bump mocha from 8.4.0 to 9.1.2

Bumps [mocha](https://github.com/mochajs/mocha) from 8.4.0 to 9.1.2.
- [Release notes](https://github.com/mochajs/mocha/releases)
- [Changelog](https://github.com/mochajs/mocha/blob/master/CHANGELOG.md)
- [Commits](mochajs/mocha@v8.4.0...v9.1.2)

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

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

package.json

@@ -104,7 +104,7 @@
     "jsdom": "^15.0.0",
     "lodash": "^4.17.15",
     "minimist": "^1.2.0",
-    "mocha": "^8.0.0",
+    "mocha": "^9.1.2",
     "mz": "^2.7.0",
     "nock": "^13.0.0",
     "npm-run-all": "^4.1.5",