[Bug] Linked list of RouteInfos contains undefined object

[m3l1x]

🐞 Describe the Bug

Calling RouteInfo.find() method executes callback with undefined object since 4.3.0

🔬 Minimal Reproduction

beforeModel(transition) {
    transition.to.find((routeInfo, index, array) => {
      console.log('routeInfo: ', routeInfo);
      console.log('index: ', index);
      console.log('array: ', array);
    });
  }

Reproduction: https://github.com/m3l1x/super-rentals

😕 Actual Behavior

List of RouteInfos contains undefined object

🤔 Expected Behavior

List of RouteInfos should not contain undefined object

🌍 Environment

• Ember: 4.3.0
• Node.js/npm: 16.14.2
• OS: Linux
• Browser: Chrome 100.0.4896.88