feat(Android): added navigationBarTranslucent option

[alduzy]

Motivation

This PR intents to enable navigation bar translucency control. You can find more about this feature here

Test plan

Play around with following screen options:

  <Stack.Navigator
    screenOptions={{
      navigationBarColor: 'transparent',
      navigationBarTranslucent: true,
      navigationBarHidden: false,
    }}>

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