Update dependency prettier to v2.1.0 (#690)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

package-lock.json

@@ -35,7 +35,7 @@
         "husky": "4.2.5",
         "jest": "26.4.2",
         "lint-staged": "10.2.11",
-        "prettier": "2.0.5",
+        "prettier": "2.1.0",
         "strip-ansi": "6.0.0"
     },
     "homepage": "https://github.com/typescript-eslint/tslint-to-eslint-config#readme",