build(deps-dev): bump eslint-plugin-mocha from 5.2.1 to 6.3.0

Bumps [eslint-plugin-mocha](https://github.com/lo1tuma/eslint-plugin-mocha) from 5.2.1 to 6.3.0.
- [Release notes](https://github.com/lo1tuma/eslint-plugin-mocha/releases)
- [Changelog](https://github.com/lo1tuma/eslint-plugin-mocha/blob/master/CHANGELOG.md)
- [Commits](lo1tuma/eslint-plugin-mocha@5.2.1...6.3.0)

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

package.json

@@ -52,7 +52,7 @@
     "chai": "4.2.0",
     "eslint": "5.12.1",
     "eslint-config-space-single": "0.3.11",
-    "eslint-plugin-mocha": "5.2.1",
+    "eslint-plugin-mocha": "6.3.0",
     "husky": "1.3.1",
     "mocha": "5.2.0",
     "supertest": "3.4.2",