Bump mocha from 8.2.0 to 8.2.1

Bumps [mocha](https://github.com/mochajs/mocha) from 8.2.0 to 8.2.1.
- [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/v8.2.0...v8.2.1)

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

package.json

@@ -52,7 +52,7 @@
     "express-ws": "^4.0.0",
     "glob": "^7.0.5",
     "jsdom": "^16.4.0",
-    "mocha": "^8.2.0",
+    "mocha": "^8.2.1",
     "mustache": "^4.0.1",
     "node-pty": "^0.9.0",
     "nyc": "^15.1.0",