Update trivial components to use auto comp states (#20539)

Content.Shared/Teleportation/Components/PortalTimeoutComponent.cs

@@ -1,5 +1,4 @@
 using Robust.Shared.GameStates;
-using Robust.Shared.Serialization;
 
 namespace Content.Shared.Teleportation.Components;
 
@@ -7,23 +6,12 @@ namespace Content.Shared.Teleportation.Components;
 ///     Attached to an entity after portal transit to mark that they should not immediately be portaled back
 ///     at the end destination.
 /// </summary>
-[RegisterComponent, NetworkedComponent]
+[RegisterComponent, NetworkedComponent, AutoGenerateComponentState]
 public sealed partial class PortalTimeoutComponent : Component
 {
     /// <summary>
     ///     The portal that was entered. Null if coming from a hand teleporter, etc.
     /// </summary>
-    [ViewVariables, DataField("enteredPortal")]
-    public EntityUid? EnteredPortal = null;
-}
-
-[Serializable, NetSerializable]
-public sealed class PortalTimeoutComponentState : ComponentState
-{
-    public NetEntity? EnteredPortal;
-
-    public PortalTimeoutComponentState(NetEntity? enteredPortal)
-    {
-        EnteredPortal = enteredPortal;
-    }
+    [ViewVariables, DataField, AutoNetworkedField]
+    public EntityUid? EnteredPortal;
 }