Summary:
The typecheck inside of NavigationCard is PropTypes.any while in NavigationCardStack it is View.propTypes.style.
let's make them consistent to avoid unnecessary warnings. (e.g. trying to pass a animationStyle as cardStyle)
Closes https://github.com/facebook/react-native/pull/9808
Differential Revision: D4277323
Pulled By: ericvicenti
fbshipit-source-id: c30b4a21675cad98c19f5c6522e286d776bfa20d