Bump mocha from 6.2.0 to 6.2.2 (#1126)

Bumps [mocha](https://github.com/mochajs/mocha) from 6.2.0 to 6.2.2.
- [Release notes](https://github.com/mochajs/mocha/releases)
- [Changelog](https://github.com/mochajs/mocha/blob/master/CHANGELOG.md)
- [Commits](https://github.com/mochajs/mocha/compare/v6.2.0...v6.2.2)

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

package.json

@@ -41,7 +41,7 @@
     "eslint": "^6.5.1",
     "eventemitter2": "^5.0.1",
     "json-schema-to-markdown-table": "^0.4.0",
-    "mocha": "6.2.0",
+    "mocha": "6.2.2",
     "mocha-junit-reporter": "^1.9.1",
     "nyc": "^14.1.1",
     "prettier": "^1.19.1",