Updating e2e-utils dependencies.

tests/e2e-utils/package.json

@@ -10,14 +10,6 @@
     "license": "GPL-3.0+",
     "main": "index.js",
     "dependencies": {
-      "@babel/cli": "^7.8.3",
-      "@babel/core": "^7.8.3",
-      "@babel/preset-env": "^7.8.3",
-      "@slack/web-api": "^5.6.0",
-      "@wordpress/e2e-test-utils": "^3.0.0",
-      "config": "^3.2.4",
-      "eslint": "6.7.2",
-      "jest": "^24.9.0",
-      "puppeteer": "^2.0.0"
+      "@wordpress/e2e-test-utils": "4.3.1"
     }
   }