fix: removed mm window, made it into screen

inc/init/init.context.lua

@@ -90,7 +90,7 @@ function Context.new_game()
   Context.game_in_progress = true
   MenuWindow.refresh_menu_items()
   Screen.get_by_id(Context.game.current_screen).init()
-  MysteriousManWindow.start({
+  MysteriousManScreen.start({
     text = [[
       Norman was never a bad
       simulation engineer, but

inc/init/init.module.lua

@@ -18,3 +18,4 @@ Trigger = {}
 Discussion = {}
 AsciiArt = {}
 Ascension = {}
+MysteriousManScreen = {}