Unrevert audio (#21330)

Co-authored-by: Pieter-Jan Briers <pieterjan.briers@gmail.com>

Content.Shared/Weapons/Marker/SharedDamageMarkerSystem.cs

@@ -1,6 +1,8 @@
 using Content.Shared.Damage;
 using Content.Shared.Projectiles;
 using Content.Shared.Weapons.Melee.Events;
+using Robust.Shared.Audio;
+using Robust.Shared.Audio.Systems;
 using Robust.Shared.Network;
 using Robust.Shared.Physics.Events;
 using Robust.Shared.Timing;