Remove even more unnecessary original audio files

to avoid any possible confusion

home/fade_audio.asm

@@ -1,48 +0,0 @@
-FadeOutAudio::
-	ld a, [wAudioFadeOutControl]
-	and a ; currently fading out audio?
-	jr nz, .fadingOut
-	ld a, [wd72c]
-	bit 1, a
-	ret nz
-	ld a, $77
-	ldh [rNR50], a
-	ret
-.fadingOut
-	ld a, [wAudioFadeOutCounter]
-	and a
-	jr z, .counterReachedZero
-	dec a
-	ld [wAudioFadeOutCounter], a
-	ret
-.counterReachedZero
-	ld a, [wAudioFadeOutCounterReloadValue]
-	ld [wAudioFadeOutCounter], a
-	ldh a, [rNR50]
-	and a ; has the volume reached 0?
-	jr z, .fadeOutComplete
-	ld b, a
-	and $f
-	dec a
-	ld c, a
-	ld a, b
-	and $f0
-	swap a
-	dec a
-	swap a
-	or c
-	ldh [rNR50], a
-	ret
-.fadeOutComplete
-	ld a, [wAudioFadeOutControl]
-	ld b, a
-	xor a
-	ld [wAudioFadeOutControl], a
-	ld a, SFX_STOP_ALL_MUSIC
-	ld [wNewSoundID], a
-	call PlaySound
-	ld a, [wAudioSavedROMBank]
-	ld [wAudioROMBank], a
-	ld a, b
-	ld [wNewSoundID], a
-	jp PlaySound