Decompiler Settings: Checkbox in group header does not reflect state of the group

### Steps to reproduce
Actual:
![image](https://github.com/user-attachments/assets/689f5d6c-e37f-405c-a00f-2e9cab66986b)

Expected:
![image](https://github.com/user-attachments/assets/c91358ea-5b35-4215-86aa-11a49daf6f23)

### Details
* ILSpy version 8.2.0.7535
