Bump prettier from 1.18.2 to 2.0.5

Bumps [prettier](https://github.com/prettier/prettier) from 1.18.2 to 2.0.5.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/master/CHANGELOG.md)
- [Commits](prettier/prettier@1.18.2...2.0.5)

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

Author: dependabot-preview[bot]

package-lock.json

@@ -143,7 +143,7 @@
     "postcss-loader": "3.0.0",
     "postcss-preset-env": "6.0.6",
     "postcss-safe-parser": "4.0.1",
-    "prettier": "^1.18.2",
+    "prettier": "^2.0.5",
     "pretty-quick": "^1.11.0",
     "react": "^16.8.4",
     "react-app-polyfill": "^0.1.3",