Remove more UNUSED_PINS defines (#18940)

keyboards/ferris/0_1/config.h

@@ -32,14 +32,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
     { B3, B2, B1, F0 }
 #define MATRIX_COL_PINS_MCU \
     { D6, D7, B4, B5, B6 }
-#define UNUSED_PINS_MCU \
-    { B0, B7, C6, C7, D2, D3, D4, D5, E6, F1, F4, F5, F6, F7 }
 #define MATRIX_ROW_PINS_MCP \
     { B0, B1, B2, B3 }
 #define MATRIX_COL_PINS_MCP \
     { A0, A1, A2, A3, A4 }
-#define UNUSED_PINS_MCP \
-    { B4, B5, B6, B7, A5, A6, A7 }
 
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW