Fix remaining uses of fade

engine/overworld/healing_machine.asm

@@ -17,17 +17,13 @@ AnimateHealingMachine:
 	call CopyHealingMachineOAM
 
 	ld a, 4
-	call StopMusic
-	call WaitForSongToFinish
-;	ld a, 4
-;	ld [wAudioFadeOutControl], a
-;	ld a, SFX_STOP_ALL_MUSIC
-;	ld [wNewSoundID], a
-;	call PlaySound
-;.waitLoop
-;	ld a, [wAudioFadeOutControl]
-;	and a ; is fade-out finished?
-;	jr nz, .waitLoop ; if not, check again
+	ld [wMusicFade], a
+	xor a
+	ld [wMusicFadeID], a
+.waitLoop
+	ld a, [wMusicFade]
+	and a ; is fade-out finished?
+	jr nz, .waitLoop ; if not, check again
 
 	ld a, [wPartyCount]
 	ld b, a

engine/overworld/player_animations.asm

@@ -122,7 +122,6 @@ _LeaveMapAnim::
 .playerNotStandingOnWarpPadOrHole
 	ld a, $4
 	call StopMusic
-	call WaitForSongToFinish
 	ld a, [wd732]
 	bit 6, a ; is the last used pokemon center the destination?
 	jr z, .flyAnimation