* Refactor: removed duplicated radio_rng_seed(), radio_set_params(), radio_set_tx_power()

variants/tiny_relay/target.cpp

@@ -57,25 +57,6 @@ bool radio_init()
     return true; // success
 }
 
-uint32_t radio_get_rng_seed()
-{
-    return radio.random(0x7FFFFFFF);
-}
-
-void radio_set_params(float freq, float bw, uint8_t sf, uint8_t cr)
-{
-    radio.setFrequency(freq);
-    radio.setSpreadingFactor(sf);
-    radio.setBandwidth(bw);
-    radio.setCodingRate(cr);
-  radio_driver.updatePreamble(sf);
-}
-
-void radio_set_tx_power(int8_t dbm)
-{
-    radio.setOutputPower(dbm);
-}
-
 mesh::LocalIdentity radio_new_identity()
 {
     RadioNoiseListener rng(radio);