chore(deps): update dependency @types/cucumber to v7

Author: renovate[bot]

package.json

@@ -43,7 +43,7 @@
     "cucumber-html-reporter": "^3.0.4"
   },
   "devDependencies": {
-    "@types/cucumber": "3.2.1",
+    "@types/cucumber": "7.0.3",
     "@types/node": "8.5.7",
     "coveralls": "3.0.0",
     "cucumber": "3.2.1",