[SX126x] Renamed TRNG method

src/modules/SX126x/SX126x.cpp

@@ -1192,7 +1192,7 @@ int16_t SX126x::autoLDRO() {
   return(ERR_NONE);
 }
 
-uint8_t SX126x::random() {
+uint8_t SX126x::randomByte() {
   // set mode to Rx
   setRx(SX126X_RX_TIMEOUT_INF);
 

src/modules/SX126x/SX126x.h

@@ -885,7 +885,7 @@ class SX126x: public PhysicalLayer {
 
     \returns TRNG byte.
   */
-   uint8_t random();
+   uint8_t randomByte();
 
    /*!
      \brief Dummy method, to ensure PhysicalLayer compatibility.