Update dependency prettier to v1.17.1

Author: renovate-bot

package-lock.json

@@ -53,7 +53,7 @@
     "husky": "1.3.1",
     "jest": "23.6.0",
     "lint-staged": "8.1.6",
-    "prettier": "1.17.0",
+    "prettier": "1.17.1",
     "react": "16.8.6",
     "react-dom": "16.8.6",
     "ts-jest": "23.10.5",