Dont fully close audio player on error

This gives users the ability to change the selected language if
the error was related to language / voice.

apple/OmnivoreKit/Sources/App/Views/AudioPlayer/ExpandedPlayer.swift

@@ -346,6 +346,10 @@
       if let itemAudioProperties = self.audioController.itemAudioProperties {
         playerContent(itemAudioProperties)
           .tint(.appGrayTextContrast)
+          .alert("There was an error playing back your audio.",
+                 isPresented: $audioController.playbackError) {
+            Button("Dismiss", role: .none) {}
+          }
       } else {
         EmptyView()
       }

apple/OmnivoreKit/Sources/Services/AudioSession/AudioController.swift

@@ -120,7 +120,7 @@
     }
 
     public func stopWithError() {
-      stop()
+      pause()
       playbackError = true
     }
 
@@ -667,7 +667,7 @@
     @objc func fireTimer() {
       if let player = player {
         if player.error != nil || player.currentItem?.error != nil {
-          stop()
+          stopWithError()
         }
 
         if let durations = durations {