Get rid of common syms (#2040)

src/sprite.c

@@ -276,8 +276,8 @@ static struct AffineAnimState sAffineAnimStates[OAM_MATRIX_COUNT];
 static u16 sSpritePaletteTags[16];
 
 // iwram common
-u32 gOamMatrixAllocBitmap;
-u8 gReservedSpritePaletteCount;
+COMMON_DATA u32 gOamMatrixAllocBitmap = 0;
+COMMON_DATA u8 gReservedSpritePaletteCount = 0;
 
 EWRAM_DATA struct Sprite gSprites[MAX_SPRITES + 1] = {0};
 EWRAM_DATA static u16 sSpritePriorities[MAX_SPRITES] = {0};