Summary:
Addresses https://github.com/facebook/react-native/issues/28934
## Changelog
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[Android] [Fixed] - When sending OS intents, always set "FLAG_ACTIVITY_NEW_TASK" flag (required by OS).
Pull Request resolved: https://github.com/facebook/react-native/pull/29000
Test Plan:
1. Open RNTester on Android
2. Go to Linking section
3. Try opening "POWER_USAGE_SUMMARY" intent
4. App should open settings, instead of crashing
Reviewed By: cortinico
Differential Revision: D30876645
Pulled By: lunaleaps
fbshipit-source-id: e427bfeadf9fb1ae38bf05bfeafd88e6776d71de