remove Session from MindComponent (#34753)

* yummy

* fix tests

Content.Shared/Mind/MindComponent.cs

@@ -113,12 +113,4 @@ public sealed partial class MindComponent : Component
     /// </summary>
     [DataField]
     public LocId? Subtype;
-
-    /// <summary>
-    ///     The session of the player owning this mind.
-    ///     Can be null, in which case the player is currently not logged in.
-    /// </summary>
-    [ViewVariables, Access(typeof(SharedMindSystem), typeof(SharedGameTicker))]
-    // TODO remove this after moving IPlayerManager functions to shared
-    public ICommonSession? Session { get; set; }
 }