Emergency revert for pulling (#24923)

Revert "Pulling rework (#20906)"

This reverts commit 0d8254b2a2.

Content.Shared/Movement/Pulling/Events/AttemptStopPullingEvent.cs

@@ -1,10 +0,0 @@
-namespace Content.Shared.Pulling.Events;
-
-/// <summary>
-/// Raised when a request is made to stop pulling an entity.
-/// </summary>
-public record struct AttemptStopPullingEvent(EntityUid? User = null)
-{
-    public readonly EntityUid? User = User;
-    public bool Cancelled;
-}