Update dependency prettier to v1.14.2 (#38)

Author: renovate[bot]

package-lock.json

@@ -40,7 +40,7 @@
     "builtins": "2.0.0",
     "husky": "1.0.0-rc.13",
     "lint-staged": "7.2.0",
-    "prettier": "1.14.1",
+    "prettier": "1.14.2",
     "rimraf": "2.6.2",
     "rollup": "0.64.1",
     "tslint": "5.11.0",