Remove matrix size defines (#19581)

keyboards/cannonkeys/nearfield/config.h

@@ -18,10 +18,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #pragma once
 
 
-/* key matrix size */
-#define MATRIX_ROWS 5
-#define MATRIX_COLS 16
-
 /* key matrix pins */
 #define MATRIX_ROW_PINS { B4, D2, D4, D6, D7 }
 #define MATRIX_COL_PINS { D3, D5, C6, C7, B6, B5, B7, F0, F1, F4, F5, F6, F7, B3, B2, D1 }