Update dependency @aureooms/js-itertools to v4

Author: renovate-bot

package.json

@@ -28,7 +28,7 @@
   },
   "dependencies": {},
   "devDependencies": {
-    "@aureooms/js-itertools": "3.4.0",
+    "@aureooms/js-itertools": "4.0.0",
     "@babel/cli": "7.8.4",
     "@babel/core": "7.9.0",
     "@babel/polyfill": "7.8.7",