chore(deps-dev): bump mocha from 6.2.1 to 6.2.2

Bumps [mocha](https://github.com/mochajs/mocha) from 6.2.1 to 6.2.2.
- [Release notes](https://github.com/mochajs/mocha/releases)
- [Changelog](https://github.com/mochajs/mocha/blob/master/CHANGELOG.md)
- [Commits](mochajs/mocha@v6.2.1...v6.2.2)

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

Author: dependabot-preview[bot]

package-lock.json

@@ -31,7 +31,7 @@
     "@semantic-release/github": "^5.5.4",
     "chai": "^4.2.0",
     "codecov": "^3.6.1",
-    "mocha": "^6.2.1",
+    "mocha": "^6.2.2",
     "nyc": "^14.1.1",
     "semantic-release": "^15.13.27",
     "standard": "^14.3.1"