DataGrid has white background when IsEnabled="False" in DARK theme

### Describe the bug

DataGrid has white background when IsEnabled="False" in DARK theme

### To Reproduce

-

### Expected behavior

-

### Screenshots

_No response_

### OS version

win11dev

### .NET version

.net6

### WPF-UI NuGet version

2.0.3

### Additional context

_No response_