chore(deps-dev): bump prettier from 1.19.1 to 2.0.5 (#504)

Bumps [prettier](https://github.com/prettier/prettier) from 1.19.1 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@1.19.1...2.0.5)

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

@@ -83,7 +83,7 @@
     "lerna": "^3.4.3",
     "less": "^3.9.0",
     "lint-staged": "^10.2.2",
-    "prettier": "^1.18.2",
+    "prettier": "^2.0.5",
     "source-map-support": "^0.5.9",
     "ts-loader": "^5.3.1",
     "ts-node": "^7.0.1",