chore(deps): update typescript-eslint monorepo to v2.18.0

Author: renovate-bot

package-lock.json

@@ -30,8 +30,8 @@
     "@nestjs/common": "6.11.1",
     "@nestjs/core": "6.11.1",
     "@types/node": "11.15.0",
-    "@typescript-eslint/eslint-plugin": "2.17.0",
-    "@typescript-eslint/parser": "2.17.0",
+    "@typescript-eslint/eslint-plugin": "2.18.0",
+    "@typescript-eslint/parser": "2.18.0",
     "eslint": "6.8.0",
     "eslint-config-prettier": "6.9.0",
     "eslint-plugin-import": "2.20.0",