Bump mocha from 7.2.0 to 10.2.0

Bumps [mocha](https://github.com/mochajs/mocha) from 7.2.0 to 10.2.0.
- [Release notes](https://github.com/mochajs/mocha/releases)
- [Changelog](https://github.com/mochajs/mocha/blob/master/CHANGELOG.md)
- [Commits](mochajs/mocha@v7.2.0...v10.2.0)

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

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

package.json

@@ -50,7 +50,7 @@
         "jshint": "^2.13.4",
         "less": "2",
         "minimist": "^1.2.6",
-        "mocha": "7.2.0",
+        "mocha": "10.2.0",
         "mocha-headless-chrome": "3.1.0",
         "yarn": "^1.22.10"
     },