Bump prettier from 2.2.1 to 2.4.1 (#370)

Bumps [prettier](https://github.com/prettier/prettier) from 2.2.1 to 2.4.1.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](https://github.com/prettier/prettier/compare/2.2.1...2.4.1)

---
updated-dependencies:
- dependency-name: prettier
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -36,7 +36,7 @@
     "eslint-plugin-jest": "^24.3.6",
     "jest": "^27.0.6",
     "js-yaml": "^4.1.0",
-    "prettier": "2.2.1",
+    "prettier": "2.4.1",
     "ts-jest": "^27.0.3",
     "typescript": "^4.1.3"
   }