Component: TriStateCheckBox ngModelChange doesn't fire when ngModel binding set programmatically

[lwestfall]

Describe the bug

TriStateCheckBox's ngModelChange doesn't emit an event when ngModel binding set programmatically

Environment

N/A

Reproducer

https://stackblitz.com/edit/n6ctbj?file=src%2Fapp%2Fdemo%2Ftri-state-checkbox-basic-demo.html

Angular version

16.2.0

PrimeNG version

16.7.0

Build / Runtime

Angular CLI App

Language

TypeScript

Node version (for AoT issues node --version)

latest

Browser(s)

No response

Steps to reproduce the behavior

1. See stackblitz: https://stackblitz.com/edit/n6ctbj?file=src%2Fapp%2Fdemo%2Ftri-state-checkbox-basic-demo.html
2. Click one of the three buttons. These programmatically set the value that's bound to the TriStateCheckBox model
3. Note no message appears.
4. Click the checkbox. Message appears.

Expected behavior

In this stackblitz, I expect a message when one of the buttons is pressed (same behavior as when the checkbox itself is clicked).

[github-actions]

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