Replace dependency cucumber with @cucumber/cucumber

Author: renovate[bot]

REPOS/karma/package.json

@@ -450,7 +450,7 @@
     "chai": "^4.2.0",
     "chai-as-promised": "^7.1.1",
     "chai-subset": "^1.2.2",
-    "cucumber": "^6.0.5",
+    "@cucumber/cucumber": "^7.0.0",
     "eslint": "^7.6.0",
     "eslint-config-standard": "^14.1.1",
     "eslint-plugin-import": "^2.22.0",