Add support for in-app rating dialog

[MartinZikmund]

What would you like to be added:

Why is this needed:

For which Platform:

• [x] iOS
• [x] Android
• [ ] WebAssembly
• [ ] WebAssembly renderers for Xamarin.Forms
• [x] macOS
• [ ] Skia
  • [ ] WPF
  • [ ] GTK (Linux)
  • [ ] Tizen
• [ ] Windows
• [ ] Build tasks
• [ ] Solution Templates

Anything else we need to know?

[MartinZikmund]

https://www.avanderlee.com/swift/skstorereviewcontroller-app-ratings/

https://stackoverflow.com/q/63953891

https://docs.microsoft.com/en-us/windows/uwp/monetize/request-ratings-and-reviews

SwiftLee

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Stack Overflow

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