Bug 512172

SUMMARY
Systemsettings freezes severely / becomes unresponsive when accessing "Notifications" module

STEPS TO REPRODUCE

1. Open System Settings.

2. Click on the "Notifications" category/icon.

3. The System Settings window immediately becomes very sluggish or completely freezes.

OBSERVED RESULT
The interface may not respond to clicks or take several minutes to update.

EXPECTED RESULT
The "Notifications" settings page should open quickly and respond smoothly to user interactions.

SOFTWARE/OS VERSIONS
Operating System: Arch Linux 
KDE Plasma Version: 6.5.2
KDE Frameworks Version: 6.19.0
Qt Version: 6.10.0
Kernel Version: 6.17.8-zen1-1-zen (64-bit)
Graphics Platform: X11
Processors: 16 × AMD Ryzen 7 4800U with Radeon Graphics
Memory: 16 GiB of RAM (15.0 GiB usable)
Graphics Processor: AMD Radeon Graphics

ADDITIONAL INFORMATION
When running systemsettings from terminal and navigate to Notifications, the following errors continuously appear:
```
qrc:/qt/qml/org/kde/kirigami/layouts/FormLayout.qml:132:5: QML GridLayout: GridLayout called polish() inside updatePolish() of GridLayout
qrc:/qt/qml/org/kde/kirigami/layouts/FormLayout.qml:132:5: QML GridLayout: possible QQuickItem::polish() loop
```