Astromancer Arwyn level 6/7 Not possible

[Rhasimir-1573]

This is a well known bug which will be fixed eventually.

@Kerfluffle-11372

• Dr. Boom’s Lethal Puzzles 3-4 and 4-4 can now be completed. [DELAYED]
• Astromancer Arwyn’s Mirror Puzzle 6-7 can now be completed. [DELAYED]