Audio clipping/gain management

[mmontag]

Big problem in some MIDI files.

• https://mmontag.github.io/chip-player-js/browse/Classical%20MIDI/Scriabin?play=Classical%20MIDI%2FScriabin%2FImpromptus%2C%20Op.%2012%20(1895)%20%E2%80%93%20No.%202%20in%20B%20flat%20minor%20(K.%20Krmel).mid toward the end
• https://mmontag.github.io/chip-player-js/?play=Demo%20MIDI%2FUltrasound%20Experience%2FDILAST1B.MID

It would be nice to also add volume normalization for quiet VGMs. Look at Muki for inspiration.