Prisoner arrivals fix (DeltaV-Station#5885)

* doesn't work

* akesi fixed it

* Apply suggestions from code review

Co-authored-by: pathetic meowmeow <uhhadd@gmail.com>
Signed-off-by: pathetic meowmeow <uhhadd@gmail.com>

---------

Signed-off-by: pathetic meowmeow <uhhadd@gmail.com>
Co-authored-by: pathetic meowmeow <uhhadd@gmail.com>

Author: rebe83

Content.Server/Shuttles/Systems/ArrivalsSystem.cs

@@ -349,6 +349,11 @@ public void HandlePlayerSpawning(PlayerSpawningEvent ev)
         if (!HasComp<StationArrivalsComponent>(ev.Station))
             return;
 
+        // Begin DeltaV - some jobs may not use arrivals
+        if (ev.Job is { } jobId && _protoManager.Index(ev.Job).AlwaysUseSpawner)
+            return;
+        // End DeltaV
+
         TryGetArrivals(out var arrivals);
 
         if (!TryComp(arrivals, out TransformComponent? arrivalsXform))