Remove matrix size defines (#19581)

keyboards/dmqdesign/spin/config.h

@@ -18,9 +18,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #pragma once
 
 
-/* key matrix size */
-#define MATRIX_ROWS 3
-#define MATRIX_COLS 5
 //Matrix is 3x5 instead of 3x4, as the 3 encoders are wired into the matrix
 
 #define MATRIX_ROW_PINS { F0, F1, F4 }