Deltarune chapter select fix

• Fix Deltarune chapter selecting
• Updated for newer version of butterscotch
• Some audio improvements
• New cache system

Updating:

1. Delete all cache dirs from games
2. DELETE old butterscotch app
3. Install new .cia
4. Generate new cache (Directly on 3DS or by preprocessor tool)
5. Play?

Warning: only undertale will be tested from start to end on pacifist! This don't knows what deltarune can run without bugs!