build(deps-dev): bump commitizen from 4.2.0 to 4.2.1

Bumps [commitizen](https://github.com/commitizen/cz-cli) from 4.2.0 to 4.2.1.
- [Release notes](https://github.com/commitizen/cz-cli/releases)
- [Commits](commitizen/cz-cli@v4.2.0...v4.2.1)

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

package.json

@@ -122,7 +122,7 @@
  "babel-plugin-source-map-support": "^2.1.2",
  "chai": "4.2.0",
  "chai-as-promised": "^7.0.0",
- "commitizen": "^4.0.4",
+ "commitizen": "^4.2.1",
  "cross-env": "^7.0.2",
  "cz-customizable": "^6.3.0",
  "electron-installer-common": "^0.10.2",

yarn.lock

@@ -2944,10 +2944,10 @@ commander@^6.0.0:
  resolved "https://registry.yarnpkg.com/commander/-/commander-6.0.0.tgz#2b270da94f8fb9014455312f829a1129dbf8887e"
  integrity sha512-s7EA+hDtTYNhuXkTlhqew4txMZVdszBmKWSPEMxGr8ru8JXR7bLUFIAtPhcSuFdJQ0ILMxnJi8GkQL0yvDy/YA==
 
-commitizen@^4.0.3, commitizen@^4.0.4:
- version "4.2.0"
- resolved "https://registry.yarnpkg.com/commitizen/-/commitizen-4.2.0.tgz#1be53302dd23a028c2a1c39b6d5c857f0e3a8a29"
- integrity sha512-dMTgCkmxDOaH32HViVyvoGqVzCAyvBsgMViWnIDQxVHlEwHS1d6d8rweCGE7fjCROryBZmHRQrWVWN9GTw2F/g==
+commitizen@^4.0.3, commitizen@^4.2.1:
+ version "4.2.1"
+ resolved "https://registry.yarnpkg.com/commitizen/-/commitizen-4.2.1.tgz#3b098b16c6b1a37f0d129018dff6751b20cd3103"
+ integrity sha512-nZsp8IThkDu7C+93BFD/mLShb9Gd6Wsaf90tpKE3x/6u5y/Q52kzanIJpGr0qvIsJ5bCMpgKtr3Lbu3miEJfaA==
  dependencies:
  cachedir "2.2.0"
  cz-conventional-changelog "3.2.0"