Upgrade Input System Package to 1.0.0-preview.4

InputSystem_LocalMultiplayer_Project/Assets/Input/InputActions_Player.cs

 
 public class @InputActions_Player : IInputActionCollection, IDisposable
 {
-    private InputActionAsset asset;
+    public InputActionAsset asset { get; }
     public @InputActions_Player()
     {
         asset = InputActionAsset.FromJson(@"{

InputSystem_LocalMultiplayer_Project/Packages/manifest.json

     "com.unity.collab-proxy": "1.2.16",
     "com.unity.ide.rider": "1.1.0",
     "com.unity.ide.vscode": "1.1.3",
-    "com.unity.inputsystem": "1.0.0-preview.3",
+    "com.unity.inputsystem": "1.0.0-preview.4",
     "com.unity.probuilder": "4.1.2",
     "com.unity.render-pipelines.universal": "7.1.6",
     "com.unity.test-framework": "1.1.3",