fix awakener being absent from the menu

vacation.p8

@@ -1034,8 +1034,7 @@ mknew(consent_splash, function(self)
  self.d = ditherer.new{
   di=-1
  }
- awakener_armed = true
- awakener_hold_frames = 0
+ arm_awakener()
 end)
 
 function consent_splash:u()