two small activity/event fixes

* fixed GetAcitivityInfoReq proto
* added draft to gadget Scene gatget, to let the client know the propper minigame for some entities

src/main/java/emu/grasscutter/scripts/data/SceneGadget.java

@@ -12,6 +12,7 @@ public class SceneGadget extends SceneObject{
 	public SceneBossChest boss_chest;
 	public int interact_id;
     public boolean isOneoff;
+    public int draft_id;
 
     public void setIsOneoff(boolean isOneoff){
         this.isOneoff = isOneoff;