[nRF24] Renamed TRNG method

src/modules/nRF24/nRF24.cpp

@@ -505,7 +505,7 @@ int16_t nRF24::setEncoding(uint8_t encoding) {
   return(ERR_NONE);
 }
 
-uint8_t nRF24::random() {
+uint8_t nRF24::randomByte() {
   // nRF24 is unable to measure RSSI, hence no TRNG
   // this method is implemented only for PhysicalLayer compatibility
   return(0);

src/modules/nRF24/nRF24.h

@@ -469,7 +469,7 @@ class nRF24: public PhysicalLayer {
 
      \returns Always returns 0.
    */
-    uint8_t random();
+    uint8_t randomByte();
 
     /*!
       \brief Dummy method, to ensure PhysicalLayer compatibility.