chore(deps-dev): bump commitizen from 4.1.5 to 4.2.0

Bumps [commitizen](https://github.com/commitizen/cz-cli) from 4.1.5 to 4.2.0.
- [Release notes](https://github.com/commitizen/cz-cli/releases)
- [Commits](commitizen/cz-cli@v4.1.5...v4.2.0)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -102,7 +102,7 @@
     "@nestjs/core": "7.4.2",
     "@nestjs/testing": "7.4.2",
     "@types/jest": "26.0.10",
-    "commitizen": "4.1.5",
+    "commitizen": "4.2.0",
     "coveralls": "3.1.0",
     "cz-conventional-changelog": "3.2.0",
     "husky": "4.2.5",