Bump prettier from 1.19.1 to 2.0.5

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] <[email protected]>

Author: dependabot-preview[bot]

package-lock.json

@@ -70,7 +70,7 @@
     "eslint-config-prettier": "^6.11.0",
     "eslint-plugin-import": "^2.22.0",
     "jest": "^25.5.4",
-    "prettier": "^1.19.1",
+    "prettier": "^2.0.5",
     "supertest": "^4.0.2",
     "ts-jest": "^26.1.3",
     "ts-loader": "^6.2.1",