add 'visible' option i TopBar docs (#6147)
add 'visible' option i TopBar docs (#6147)

Co-authored-by: Guy Carmeli <8c9c49408bd3a4a9650639faef73211de48a34a2@users.noreply.github.com>
wix/react-native-navigation,wix/react-native-navigation,wix/react-native-navigation,wix/react-native-navigation,guyca/react-native-navigation,3sidedcube/react-native-navigation,guyca/react-native-navigation,wix/react-native-navigation,wix/react-native-navigation,guyca/react-native-navigation,guyca/react-native-navigation,3sidedcube/react-native-navigation,3sidedcube/react-native-navigation,3sidedcube/react-native-navigation