chore(deps): update dependency prettier to v1.18.2

Author: renovate-bot

package.json

@@ -62,7 +62,7 @@
     "husky": "1.3.1",
     "lint-staged": "8.1.5",
     "listr": "0.14.3",
-    "prettier": "1.16.4",
+    "prettier": "1.18.2",
     "rxjs": "6.4.0",
     "semver": "5.7.0",
     "shelljs": "0.8.3",