🐛 Fix Biqu BX Serial Ports (#760)

Co-authored-by: Victor Oliveira <81722+rhapsodyv@users.noreply.github.com>

config/examples/BIQU/BX/Configuration.h

@@ -109,7 +109,7 @@
  *
  * :[-1, 0, 1, 2, 3, 4, 5, 6, 7]
  */
-#define SERIAL_PORT 4
+#define SERIAL_PORT -1 // USB
 
 /**
  * Serial Port Baud Rate
@@ -130,15 +130,15 @@
  * Currently Ethernet (-2) is only supported on Teensy 4.1 boards.
  * :[-2, -1, 0, 1, 2, 3, 4, 5, 6, 7]
  */
-//#define SERIAL_PORT_2 -1
+#define SERIAL_PORT_2 1 // TFT
 //#define BAUDRATE_2 250000   // Enable to override BAUDRATE
 
 /**
  * Select a third serial port on the board to use for communication with the host.
  * Currently only supported for AVR, DUE, LPC1768/9 and STM32/STM32F1
  * :[-1, 0, 1, 2, 3, 4, 5, 6, 7]
  */
-//#define SERIAL_PORT_3 1
+#define SERIAL_PORT_3 4 // WiFi
 //#define BAUDRATE_3 250000   // Enable to override BAUDRATE
 
 // Enable the Bluetooth serial interface on AT90USB devices