Describe the bug
When dragging the windows of WInUI APPs, the content won't fit the window immediately and leaves a blank zone.
Why is this important?
It would destroy the user experience.
Steps to reproduce the bug
Drag to resize any window of a WinUI APP
Actual behavior
The bottom and right edge will shake and leaving a blank zone.
Expected behavior
The content fit the window immediately.
Screenshots
NuGet package version
WinUI 3 - Windows App SDK 1.8.3: 1.8.251106002
Windows version
No response
Additional context
No response