Reimplement solo and mp rig switching

Assets/Scripts/UI/HandMenuUI.cs

@@ -70,6 +70,8 @@ public class HandMenuUI : NetworkBehaviour
 
     private void Start()
     {
+        this.Inject();
+
         if (uiInput == null) return;
 
         canvas = GetComponent<Canvas>();
@@ -88,14 +90,6 @@ public class HandMenuUI : NetworkBehaviour
         settingsButton.onClick.AddListener(() => SettingsClicked());
     }
 
-    public override void OnNetworkSpawn()
-    {
-        base.OnNetworkSpawn();
-        
-        // Player components need to be injected manualy again, because NetworkManager doesn't inject them.
-        gameObject.Inject();
-    }
-
     private void Update()
     {
         CheckInput();