Describe the bug

Target list is not updated after the first action.

Pull Request Link

No response

Reason for not contributing a PR

• Lack of time
• Unsure how to implement the fix/feature
• Difficulty understanding the codebase
• Other

Other Reason

Last PR not accepted

Reproducer

https://stackblitz.com/edit/github-wjmkc2kr?file=src%2Fapp%2Fapp.component.html

Environment

What is this?

Angular version

20.3.0

PrimeNG version

v20

Node version

No response

Browser(s)

No response

Steps to reproduce the behavior

1. Pick one item
2. TargetList is updated
3. Pick another item
4. TargetList is NOT updated

Expected behavior

1. Pick one item
2. TargetList is updated
3. Pick another item
4. TargetList is updated