Moved aux serial defs to own header file

radio/src/telemetry/crossfire.cpp

@@ -20,6 +20,7 @@
  */
 
 #include "opentx.h"
+#include "aux_serial_driver.h"
 
 const CrossfireSensor crossfireSensors[] = {
   {LINK_ID,        0, STR_SENSOR_RX_RSSI1,      UNIT_DB,                0},

radio/src/telemetry/frsky.cpp

@@ -20,6 +20,7 @@
  */
 
 #include "opentx.h"
+#include "aux_serial_driver.h"
 
 void processFrskyTelemetryData(uint8_t data)
 {

radio/src/telemetry/ghost.cpp

@@ -20,6 +20,7 @@
  */
 
 #include "opentx.h"
+#include "aux_serial_driver.h"
 
 const char *ghstRfProfileValue[GHST_RF_PROFILE_COUNT] = { "Auto", "Norm", "Race", "Pure", "Long", "Unused", "Race2", "Pure2" };
 const char *ghstVtxBandName[GHST_VTX_BAND_COUNT] = { "- - -" , "IRC", "Race", "BandE", "BandB", "BandA" };

radio/src/telemetry/multi.cpp

@@ -22,6 +22,7 @@
 #include "telemetry.h"
 #include "multi.h"
 #include "io/multi_protolist.h"
+#include "aux_serial_driver.h"
 
 constexpr int32_t MULTI_DESIRED_VERSION = (1 << 24) | (3 << 16) | (3 << 8)  | 0;
 #define MULTI_CHAN_BITS 11

radio/src/telemetry/telemetry.cpp

@@ -25,6 +25,7 @@
 #include "pulses/flysky.h"
 #include "mixer_scheduler.h"
 #include "io/multi_protolist.h"
+#include "aux_serial_driver.h"
 
 #if defined(LIBOPENUI)
   #include "libopenui.h"