Label bard music pitch table

src/bard_music.c

@@ -8,9 +8,9 @@
 #include "data/bard_music/default_sound.h"
 #include "data/bard_music/length_table.h"
 
-s16 CalcWordPitch(int arg0, int songPos)
+static s16 CalcWordPitch(int arg0, int songPos)
 {
-    return gBardSoundPitchTables[arg0][songPos];
+    return sBardSoundPitchTables[arg0][songPos];
 }
 
 const struct BardSound *GetWordSounds(u16 word)