Additional work addressing flaky e2e

e2e/StaticLifecycleEvents.test.js

 const testIDs = require('../playground/src/testIDs');
 const { elementByLabel, elementById } = Utils;
 
-describe.only('static lifecycle events', () => {
+describe('static lifecycle events', () => {
   beforeEach(async () => {
     await device.relaunchApp();
   });

playground/src/screens/StaticLifecycleOverlay.js

   return (
     <TouchableOpacity
       style={styles.dismissBtn}
-      testID={testIDs.DISMISS_BUTTON}
       onPress={() => Navigation.dismissOverlay(this.props.componentId)}
     >
-      <Text style={{ color: 'red', alignSelf: 'center' }}>X</Text>
+      <Text testID={testIDs.DISMISS_BUTTON} style={{ color: 'red', alignSelf: 'center' }}>X</Text>
     </TouchableOpacity>
   );
   }