chore(deps-dev): bump prettier from 1.18.2 to 1.19.0

Bumps [prettier](https://github.com/prettier/prettier) from 1.18.2 to 1.19.0.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/master/CHANGELOG.md)
- [Commits](prettier/prettier@1.18.2...1.19.0)

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

package.json

@@ -49,7 +49,7 @@
     "husky": "^3.0.9",
     "jest": "^24.9.0",
     "nock": "^11.6.0",
-    "prettier": "1.18.2",
+    "prettier": "1.19.0",
     "pretty-quick": "^2.0.0",
     "standard-version": "^7.0.0",
     "ts-jest": "^24.1.0",