Introduce semver compatbility check in app

[bonomat]

We introduced semver versioning with #2326 and said that patch versions should be compatible with each other.

We have a similar check on the app which is now wrong:

https://github.com/get10101/10101/blob/fe8c3e61e941fd780b5e8b6a2048fdca4bb94408/mobile/lib/util/compare_coordinator_version.dart#L19-L25