Fix tethergun (#13163)

Content.Server/Weapons/Ranged/Systems/TetherGunSystem.cs

@@ -21,6 +21,7 @@ public sealed class TetherGunSystem : SharedTetherGunSystem
     [Dependency] private readonly IPlayerManager _playerManager = default!;
     [Dependency] private readonly SharedContainerSystem _container = default!;
     [Dependency] private readonly SharedJointSystem _joints = default!;
+    [Dependency] private readonly SharedPhysicsSystem _physics = default!;
 
     private readonly Dictionary<ICommonSession, (EntityUid Entity, EntityUid Tether, Joint Joint)> _tethered = new();
     private readonly HashSet<ICommonSession> _draggers = new();
@@ -113,6 +114,8 @@ public sealed class TetherGunSystem : SharedTetherGunSystem
             body.BodyStatus = BodyStatus.InAir;
         }
 
+        _physics.WakeBody(bodyA);
+        _physics.WakeBody(bodyB);
         var joint = _joints.CreateMouseJoint(bodyA.Owner, bodyB.Owner, id: JointId);
 
         SharedJointSystem.LinearStiffness(5f, 0.7f, bodyA.Mass, bodyB.Mass, out var stiffness, out var damping);
@@ -183,7 +186,7 @@ public sealed class TetherGunSystem : SharedTetherGunSystem
             // Force it awake, always
             if (bodyQuery.TryGetComponent(entity.Entity, out var body))
             {
-                body.WakeBody();
+                _physics.WakeBody(body);
             }
         }