Messages 2way binding is not working

[Ottani]

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Plunkr Case (Bug Reports)
https://github-6elzxx.stackblitz.io

Current behavior
When not using the MessageService, the "remove" icon is not updating the underlying messages array

Expected behavior
When removing a message from the p-messages component, the 2 way binding should update the array

Minimal reproduction of the problem with instructions
https://github-6elzxx.stackblitz.io

1. Click the button to add a message to the array
2. Remove the message
3. Click the button again, all messages are displayed again

• Angular version: 10.X
• PrimeNG version: 10.X
• Language: [TypeScript]