Change DRIVER_LED_COUNT to {LED,RGB}_MATRIX_LED_COUNT (#18399)

keyboards/axolstudio/yeti/hotswap/config.h

@@ -78,7 +78,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #    define RGB_DISABLE_WHEN_USB_SUSPENDED      // turn off effects when suspended
 #    define DRIVER_ADDR_1 0b1010000
 #    define DRIVER_COUNT 1
-#    define DRIVER_LED_TOTAL 64
+#    define RGB_MATRIX_LED_COUNT 64
 #endif
 
 /* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */