Replace Azure pipelines with GitHub actions.
## 🏗 Enhancement Proposal

GitHub actions can be taken to personal fork.

### Pitch

The sonar. Can't he function without you giving him authorization?

### Platforms affected (mark all that apply)
- [x] :iphone: iOS
- [x] :robot: Android
- [x] :checkered_flag: WPF
- [x] :earth_americas: UWP
- [x] :apple: MacOS
- [x] :tv: tvOS
- [x] :monkey: Xamarin.Forms
