New playback settings sheet

Shared/Player/PlaybackSettingsPresentationDetents+Backport.swift

@@ -0,0 +1,13 @@
+import Foundation
+import SwiftUI
+
+extension Backport where Content: View {
+    @ViewBuilder func playbackSettingsPresentationDetents() -> some View {
+        if #available(iOS 16.0, macOS 13.0, tvOS 16.0, *) {
+            content
+                .presentationDetents([.height(350), .large])
+        } else {
+            content
+        }
+    }
+}