Remove dead code

ios/App/Shared/player/ActivePlaybackSession.swift

@@ -1,41 +0,0 @@
-//
-//  ActivePlaybackSession.swift
-//  App
-//
-//  Created by Ron Heft on 8/16/22.
-//
-
-import Foundation
-import RealmSwift
-
-class ActivePlaybackSession {
-    
-    static let shared = ActivePlaybackSession()
-    
-    private let queue = DispatchQueue(label: "ABSActivePlaybackSession")
-    private var _session: PlaybackSession?
-    
-    private init() {
-        // Singleton
-    }
-    
-    func startSession(_ session: ThreadSafeReference<PlaybackSession>) {
-        queue.sync {
-            _session = try? Realm().resolve(session)
-        }
-    }
-    
-    // This is a funky method, but it ensures the accessing thread gets a live reference to session properly resolved
-    func get() -> PlaybackSession? {
-        var activeSession: ThreadSafeReference<PlaybackSession>?
-        queue.sync {
-            let realm = try! Realm()
-            guard let session = _session else { return }
-            r
-            activeSession = ThreadSafeReference(to: session)
-        }
-        guard let activeSession = activeSession else { return nil }
-        return try? Realm().resolve(activeSession)
-    }
-    
-}