[Feature] Add more specific overrideable Color for DatagridRow hover

[DaanTul]

Problem

Using DataGrid when trying to override the hover color on DatagridRows it is only possbile to alter this color by override SystemListLowColor. This is unwanted as this can influence other parts of the application.

solution

Replace the Visualstate ThemeResource SystemListLowColor with a custom resource, same as for example DataGridRowSelectedBackgroundColor for VisualState PointerOver

Hello, 'DaanTul! Thanks for submitting a new feature request. I've automatically added a vote 👍 reaction to help get things started. Other community members can vote to help us prioritize this feature in the future!

[Kyaa-dost]

Thanks for the PR @DaanTul!!

FYI @RBrid and @anawishnoff ⬆️