removes faulty onExit handling

src/core/MythosArea.ttslua

@@ -12,9 +12,7 @@ local ENCOUNTER_DISCARD_AREA = {
   lowerRight = { x = 1.58, z = 0.38 },
 }
 
-local currentScenario
-local useFrontData
-local tokenData
+local currentScenario, useFrontData, tokenData
 
 local TRASHCAN
 local TRASHCAN_GUID = "70b9f6"
@@ -83,19 +81,6 @@ function onCollisionEnter(collisionInfo)
   end
 end
 
--- TTS event handler. Handles scenario name event triggering
-function onCollisionExit(collisionInfo)
-  if not collisionEnabled then return end
-  local object = collisionInfo.collision_object
-
-  -- reset token metadata if scenario reference card is removed
-  if object.getName() == "Scenario" then
-    tokenData = {}
-    useFrontData = nil
-    fireTokenDataChangedEvent()
-  end
-end
-
 -- Listens for cards entering the encounter deck or encounter discard, and resets the spawn state
 -- for the cards when they do.
 function onObjectEnterContainer(container, object)