Log enrichment: Explosion damage to players (#29762)

* Log enrichment: Explosion damage to players

* Update Content.Server/Explosion/EntitySystems/ExplosionSystem.Processing.cs

Co-authored-by: Chief-Engineer <119664036+Chief-Engineer@users.noreply.github.com>

* Revert to total damage variant only, currently serialised as string.

* Make this its own log type.

---------

Co-authored-by: Chief-Engineer <119664036+Chief-Engineer@users.noreply.github.com>

Content.Server/Lightning/LightningTargetSystem.cs

@@ -35,6 +35,7 @@ public sealed class LightningTargetSystem : EntitySystem
                 uid.Comp.ExplosionPrototype,
                 uid.Comp.TotalIntensity, uid.Comp.Dropoff,
                 uid.Comp.MaxTileIntensity,
+                uid,
                 canCreateVacuum: false);
         }
     }