Remove 700 usages of Component.Owner (#21100)

Content.Server/Mech/Systems/MechSystem.cs

@@ -32,6 +32,7 @@ public sealed partial class MechSystem : SharedMechSystem
     [Dependency] private readonly ContainerSystem _container = default!;
     [Dependency] private readonly DamageableSystem _damageable = default!;
     [Dependency] private readonly IMapManager _map = default!;
+    [Dependency] private readonly MapSystem _mapSystem = default!;
     [Dependency] private readonly SharedDoAfterSystem _doAfter = default!;
     [Dependency] private readonly SharedPopupSystem _popup = default!;
     [Dependency] private readonly UserInterfaceSystem _ui = default!;