Remove matrix size defines (#19581)

keyboards/sentraq/s65_x/config.h

@@ -1,10 +1,6 @@
 #pragma once
 
 
-/* key matrix size */
-#define MATRIX_ROWS 5
-#define MATRIX_COLS 16
-
 /* key matrix pins */
 #define MATRIX_ROW_PINS { C7, C6, B6, B5, B4 }
 #define MATRIX_COL_PINS { F4, F1, F0, E6, B0, B1, D5, B2, B3, D0, D1, D2, D4, D6, D7, F7 }