Refactor serialization copying to use source generators (#19412)

Content.Server/Shuttles/Components/GridSpawnComponent.cs

@@ -7,7 +7,7 @@ namespace Content.Server.Shuttles.Components;
 /// Similar to <see cref="GridFillComponent"/> except spawns the grid near to the station.
 /// </summary>
 [RegisterComponent, Access(typeof(ShuttleSystem))]
-public sealed class GridSpawnComponent : Component
+public sealed partial class GridSpawnComponent : Component
 {
     [DataField("paths", required: true)] public List<ResPath> Paths = new();
 }