Get rid of USB_LED_KANA and USB_LED_COMPOSE (#21366)

keyboards/cutie_club/wraith/keymaps/amber/keymap.c

@@ -40,11 +40,6 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   )
 };
 
-
-void matrix_init_user(void) {
-
-}
-
 void matrix_scan_user(void) {
   // escape LED on layer 1
   if (IS_LAYER_ON(1)) {
@@ -53,7 +48,3 @@ void matrix_scan_user(void) {
     writePinHigh(B0);
   }
 }
-
-void led_set_user(uint8_t usb_led) {
-
-}