Regression v5.5.8 formControl.value and model not in sync

[FritzHerbers]

Description
In v5.5.8 a regression starts where the model is not correctly updated, formControl.value and model are not in sync.
The problem is in conjunction with ng-selectize.

Minimal Reproduction
https://stackblitz.com/edit/angular-ffxroy?file=src%2Fapp%2Fapp.component.html

• One option is selected, add a second option, add a third option, now we are out of sync.
• One option is selected, add a second option, remove one of the options, now we are out of sync.

Your Environment

• Angular version: 10.2, 11.1.11 (SB)
• Formly version: since 5.5.8 - 5.10.12

[aitboudad]

This issue has been fixed and released as part of v5.10.13 release.

Please let us know, in case you are still encountering a similar issue/problem.
Thank you!