Upgrade choo version to 6.1.0

Author: IzumiSy

_app/_package.json

@@ -13,7 +13,7 @@
   "author": "",
   "license": "MIT",
   "dependencies": {
-    "choo": "^4.1.0"
+    "choo": "^6.1.0"
   },
   "devDependencies": {
     "bankai": "^9.0.0-rc7",