New Citrine map architecture, Kinchou01

This adds all the required architecture for the new maps to work, as well as Kinchou01 to play when in Celeste Hill itself.

This doesn't add the events, though.

constants/music_constants.asm

@@ -60,6 +60,7 @@
 	const MUSIC_MEET_JESSIE_JAMES
 	const MUSIC_SAKAKI
 	const MUSIC_VICTORY4
+	const MUSIC_KINCHOU01
 
 	const NUM_SONGS