chore(deps-dev): bump mocha from 8.4.0 to 9.0.1

Bumps [mocha](https://github.com/mochajs/mocha) from 8.4.0 to 9.0.1.
- [Release notes](https://github.com/mochajs/mocha/releases)
- [Changelog](https://github.com/mochajs/mocha/blob/master/CHANGELOG.md)
- [Commits](mochajs/mocha@v8.4.0...v9.0.1)

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

package.json

@@ -29,7 +29,7 @@
   "homepage": "https://github.com/epoberezkin/json-schema-traverse#readme",
   "devDependencies": {
     "eslint": "^7.3.1",
-    "mocha": "^8.0.1",
+    "mocha": "^9.0.1",
     "nyc": "^15.0.0",
     "pre-commit": "^1.2.2"
   },