Remove matrix size defines (#19581)

keyboards/manyboard/macro/config.h

@@ -17,10 +17,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #pragma once
 
-/* key matrix size */
-#define MATRIX_ROWS 4
-#define MATRIX_COLS 4
-
 /* key matrix pins */
 #define MATRIX_ROW_PINS { D0, D1, D2, D3 }
 #define MATRIX_COL_PINS { D4, D5, D6, D7 }