[RF] Fix crash on transmit with CC1101/ESP32 (#1809)

* Disable active receiver before setting transmit power or frequency.

* Fixed formatting.

main/ZgatewayRF.ino

@@ -262,13 +262,14 @@ void MQTTtoRF(char* topicOri, JsonObject& RFdata) { // json object decoding
       Log.notice(F("RF Pulse Lgth: %d" CR), valuePLSL);
       Log.notice(F("Bits nb: %d" CR), valueBITS);
 #    ifdef ZradioCC1101 // set Receive off and Transmitt on
+      disableActiveReceiver();
+
       int txPower = RFdata["txpower"] | RF_CC1101_TXPOWER;
       ELECHOUSE_cc1101.setPA((int)txPower);
       Log.notice(F("CC1101 TX Power: %d" CR), txPower);
 
       float trMhz = RFdata["mhz"] | CC1101_FREQUENCY;
       if (validFrequency((int)trMhz)) {
-        disableActiveReceiver();
         ELECHOUSE_cc1101.SetTx(trMhz);
         Log.notice(F("Transmit mhz: %F" CR), trMhz);
       }