iOS: Still buffering after Stop()

[Suplanus]

🔙 Regression

I fixed this in https://github.com/Baseflow/XamarinMediaManager/pull/774

Old (and correct) behavior

No data consumed after stop.

Current behavior

Data consumed after stop.

Reproduction steps

See here: https://github.com/Baseflow/XamarinMediaManager/issues/773

Configuration

Version: 1.0.8

Platform:

• [x] :iphone: iOS
• [ ] :robot: Android
• [ ] :checkered_flag: WPF
• [ ] :earth_americas: UWP
• [x] :apple: MacOS
• [ ] :tv: tvOS
• [ ] :monkey: Xamarin.Forms