Split cargo shuttle to its own component (#23926)

* Split cargo shuttle to its own component

If mappers want 1 morbillion of them this is easier to manage.

* balls

Content.Server/Shuttles/Components/StationCargoShuttleComponent.cs

@@ -0,0 +1,19 @@
+using Robust.Shared.Utility;
+
+namespace Content.Server.Shuttles.Components;
+
+/// <summary>
+/// GridSpawnComponent but for cargo shuttles
+/// <remarks>
+/// This exists so we don't need to make 1 change to GridSpawn for every single station's unique shuttles.
+/// </remarks>
+/// </summary>
+[RegisterComponent]
+public sealed partial class StationCargoShuttleComponent : Component
+{
+    // If you add more than just make an abstract comp, split them, then use overloads in the system.
+    // YAML is filled out so mappers don't have to read here.
+
+    [DataField(required: true)]
+    public ResPath Path = new("/Maps/Shuttles/cargo.yml");
+}