build(deps-dev): bump prettier from 2.0.2 to 2.0.4 (#520)

Bumps [prettier](https://github.com/prettier/prettier) from 2.0.2 to 2.0.4.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/master/CHANGELOG.md)
- [Commits](prettier/prettier@2.0.2...2.0.4)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

package.json

@@ -63,7 +63,7 @@
     "codecov": "^3.6.5",
     "identity-obj-proxy": "^3.0.0",
     "jest": "^25.2.4",
-    "prettier": "^2.0.2",
+    "prettier": "^2.0.4",
     "react-test-renderer": "^16.13.1",
     "remark-cli": "^7.0.0",
     "remark-frontmatter": "^1.3.3",