fix flaky e2e

playground/src/containers/ModalScreen.js

         passProps: {
           modalPosition: this.getModalPosition() + 1,
           previousModalIds: _.concat([], this.props.previousModalIds || [], this.props.containerId)
-        },
-        orientation: ['landscape']
+        }
       }
     });
   }

playground/src/containers/TextScreen.js

 const Navigation = require('react-native-navigation');
 
 class TextScreen extends Component {
-  static get navigationOptions() {
-    return {
-      orientation: ['landscape']
-    };
-  }
 
   render() {
     return (