Split View on the iPad

[hmhv]

When two try! swift apps are launched in Split View on a iPad,
TCA State may be shared and behave incorrectly.
I think it would be better to use Full Screen only or stop Multiple Windows.
I will make PR if necessary.

2024-03-20.15.31.31-1.mov

[d-date]

@hmhv you can try to make PR! Make sure for checking other platform like iOS or visionOS