feat(api): Enhance event mappers to include GameLobby in JSON serialization

knockoutwhistweb/app/util/mapper/SimpleEventMapper.scala

@@ -1,11 +1,12 @@
 package util.mapper
 
 import de.knockoutwhist.utils.events.SimpleEvent
+import logic.game.GameLobby
 import play.api.libs.json.JsObject
 
 trait SimpleEventMapper[T <: SimpleEvent] {
   
   def id: String
-  def toJson(event: T): JsObject
+  def toJson(event: T, gameLobby: GameLobby): JsObject
 
 }