Un-revert IPlayerManager refactor (#21244)

Content.Server/Body/Commands/DestroyMechanismCommand.cs

@@ -2,7 +2,6 @@ using Content.Server.Administration;
 using Content.Server.Body.Systems;
 using Content.Shared.Administration;
 using Content.Shared.Body.Components;
-using Robust.Server.Player;
 using Robust.Shared.Console;
 using Robust.Shared.Random;
 
@@ -17,7 +16,7 @@ namespace Content.Server.Body.Commands
 
         public void Execute(IConsoleShell shell, string argStr, string[] args)
         {
-            var player = shell.Player as IPlayerSession;
+            var player = shell.Player;
             if (player == null)
             {
                 shell.WriteLine("Only a player can run this command.");