Bump prettier from 2.7.1 to 2.8.4 (Reggionick#137)

Bumps [prettier](https://github.com/prettier/prettier) from 2.7.1 to 2.8.4.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](prettier/prettier@2.7.1...2.8.4)

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

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

Author: dependabot[bot]

package-lock.json

@@ -32,6 +32,6 @@
     "env-cmd": "^10.1.0",
     "eslint": "^6.8.0",
     "jest": "^24.9.0",
-    "prettier": "^2.7.1"
+    "prettier": "^2.8.4"
   }
 }