fix: revert swapped GPS pins

reverted GPS pin behaviour and swapped GPS pins for tbeam variants.

src/helpers/sensors/EnvironmentSensorManager.cpp

@@ -183,7 +183,7 @@ bool EnvironmentSensorManager::setSettingValue(const char* name, const char* val
 #if ENV_INCLUDE_GPS
 void EnvironmentSensorManager::initBasicGPS() {
 
-  Serial1.setPins(PIN_GPS_RX, PIN_GPS_TX);
+  Serial1.setPins(PIN_GPS_TX, PIN_GPS_RX);
   
   #ifdef GPS_BAUD_RATE
   Serial1.begin(GPS_BAUD_RATE);