[Android][CalendarView] CalendarPanel isn't showing in CalendarView

[eriklimakc]

Current behavior

Seems to be something in the Uno.Themes sample. I could not repro this outside Themes.

Expected behavior

How to reproduce it (as minimally and precisely as possible)

Environment

Nuget Package:

Package Version(s):

Affected platform(s):

• [ ] iOS
• [X] Android
• [ ] WebAssembly
• [ ] UWP
• [ ] MacOS

Anything else we need to know?