Buckling an entity requires a do-after (#29621)

* Buckling an entity requires a do-after

* Works but feels like bad code?

* Cleanup

---------

Co-authored-by: plykiya <plykiya@protonmail.com>

Content.Shared/Buckle/SharedBuckleSystem.cs

@@ -1,6 +1,7 @@
 using Content.Shared.ActionBlocker;
 using Content.Shared.Administration.Logs;
 using Content.Shared.Alert;
+using Content.Shared.DoAfter;
 using Content.Shared.Interaction;
 using Content.Shared.Mobs.Systems;
 using Content.Shared.Popups;
@@ -36,6 +37,7 @@ public abstract partial class SharedBuckleSystem : EntitySystem
     [Dependency] private readonly StandingStateSystem _standing = default!;
     [Dependency] private readonly SharedPhysicsSystem _physics = default!;
     [Dependency] private readonly SharedRotationVisualsSystem _rotationVisuals = default!;
+    [Dependency] private readonly SharedDoAfterSystem _doAfter = default!;
 
     /// <inheritdoc/>
     public override void Initialize()