Tree: parent checkbox not adjusting to children when using virtualScroll

[BlaszczykB]

Describe the bug

when using tree component with selectionMode="checkbox" and virtualScroll="true" parent is not adjusting when selecting/unselecting children nodes. If virtualScroll="true" is removed everything is working correctly

Environment

Windows, Chrome

Reproducer

https://stackblitz.com/edit/yrftvk-vxhbqy

Angular version

15.2.4

PrimeNG version

15.2.1

Build / Runtime

Angular CLI App

Language

TypeScript

Node version (for AoT issues node --version)

18.12.1

Browser(s)

No response

Steps to reproduce the behavior

1. use tree component with checkbox as selectionMode and virtualScroll set to true
2. mark the checkbox next to the child - the parent's checkbox does not adjust

Expected behavior

Parent checkbox should be marked/unmarked according to the selected children

[github-actions]

Due to PrimeNG team's busy roadmap, this issue is available for anyone to work on. Make sure to reference this issue in your pull request. ✨ Thank you for your contribution! ✨