Refactor serialization copying to use source generators (#19412)

Content.Server/Explosion/Components/TriggerOnStepTriggerComponent.cs

@@ -5,6 +5,6 @@
 /// Not done by default, since it's not useful for everything and might cause weird behavior. But it is useful for a lot of stuff like mousetraps.
 /// </summary>
 [RegisterComponent]
-public sealed class TriggerOnStepTriggerComponent : Component
+public sealed partial class TriggerOnStepTriggerComponent : Component
 {
 }