[Bug]: Themes change incorrectly

[brandonzorn]

What happened?

when switching between light and dark themes in windows, the themes in pyqtfluentwidgets change incorrectly

https://github.com/user-attachments/assets/4e339ce7-46aa-4083-9c51-4ad0903b6e0e

Operation System

Windows11 23H2

Python Version

PyQtFluentWidgets Pro Gallery

PyQt/PySide Version

PyQtFluentWidgets Pro Gallery

PyQt/PySide-Fluent-Widgets Version

1.6.0

How to Reproduce?

1. Set dark theme in windows
2. Launch PyQtFluentWidgets Pro Gallery
3. Set dark theme in PyQtFluentWidgets Pro Gallery
4. Change theme to light in windows

Minimum code

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