[Boot2Qt] Context menu displayed at incorrect position

MacOS 15.4.1

Qt Creator 16.0.2

Qt 6.10.0 (dev snapshot) / Qt 6.9.1

Device: Raspberry Pi4 64 bit with Qt 6.10.0

Steps to reproduce:

1. Launch quick controls gallery or any other example app with text field 
2. Open text field page or text area
3. Right-click in the field
4. Check context menu position

Expected: The context menu should be attached to the field's content 

Actual: The content menu is displayed in the corner of the screen instead. 

Reproducibility:  100% **