Refactor serialization copying to use source generators (#19412)

Content.Server/Instruments/InstrumentComponent.cs

@@ -6,7 +6,7 @@ using Robust.Server.Player;
 namespace Content.Server.Instruments;
 
 [RegisterComponent, ComponentReference(typeof(SharedInstrumentComponent))]
-public sealed class InstrumentComponent : SharedInstrumentComponent
+public sealed partial class InstrumentComponent : SharedInstrumentComponent
 {
     [Dependency] private readonly IEntityManager _entMan = default!;
 
@@ -25,6 +25,6 @@ public sealed class InstrumentComponent : SharedInstrumentComponent
 }
 
 [RegisterComponent]
-public sealed class ActiveInstrumentComponent : Component
+public sealed partial class ActiveInstrumentComponent : Component
 {
 }

Content.Server/Instruments/SwappableInstrumentComponent.cs

@@ -1,7 +1,7 @@
 namespace Content.Server.Instruments;
 
 [RegisterComponent]
-public sealed class SwappableInstrumentComponent : Component
+public sealed partial class SwappableInstrumentComponent : Component
 {
     /// <summary>
     /// Used to store the different instruments that can be swapped between.