Remove matrix size defines (#19581)

keyboards/handwired/ks63/config.h

@@ -19,10 +19,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #pragma once
 
 
-/* key matrix size */
-#define MATRIX_ROWS 10
-#define MATRIX_COLS 8
-
 /* key matrix pins */
 #define MATRIX_ROW_PINS { B5, B4, E6, D7, C6 }
 #define MATRIX_COL_PINS { B6, B2, B3, B1, F7, F6, F5, F4 }