Give songs meaningful english names

src/field_door.c

@@ -526,9 +526,9 @@ u32 GetDoorSoundEffect(u32 x, u32 y)
     if (sound == DOOR_SOUND_NORMAL)
         return SE_DOOR;
     else if (sound == DOOR_SOUND_SLIDING)
-        return SE_JIDO_DOA;
+        return SE_SLIDING_DOOR;
     else if (sound == DOOR_SOUND_ARENA)
-        return SE_TU_SAA;
+        return SE_REPEL;
     else
         return SE_DOOR;
 }