Update dependency react-navigation to v4 - autoclosed

Thalia Technicie
2019-09-24T13:22:50+02:00

This MR contains the following updates: | Package | Type | Update | Change | |---|---|---|---| | [react-navigation](https://github.com/react-navigation/react-navigation) | dependencies | major | [`3.11.1` -> `4.0.8`](https://renovatebot...