Bump mocha from 8.4.0 to 9.0.0 (#248)

Bumps [mocha](https://github.com/mochajs/mocha) from 8.4.0 to 9.0.0.
- [Release notes](https://github.com/mochajs/mocha/releases)
- [Changelog](https://github.com/mochajs/mocha/blob/master/CHANGELOG.md)
- [Commits](mochajs/mocha@v8.4.0...v9.0.0)

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

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

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

package.json

@@ -36,7 +36,7 @@
     "express": "^4.17.1",
     "istanbul": "^0.4.5",
     "jshint": "^2.10.2",
-    "mocha": "^8.0.1",
+    "mocha": "^9.0.0",
     "mockery": "^2.0.0",
     "pre-commit": "^1.0.0",
     "qs": "^6.7.0",