Implement `borderStyle` for `View` on Fabric

[chrisglein]

https://facebook.github.io/react-native/docs/0.59/view-style-props#borderstyle
enum('solid', 'dotted', 'dashed')

[chrisglein]

Border doesn't support these options, but Rectangle does: https://docs.microsoft.com/en-us/uwp/api/Windows.UI.Xaml.Shapes.Shape.StrokeDashArray