Remove fsLedOn/fsLedOff from gtests

Author: raphaelcoeffic

radio/src/tests/gtests.cpp

@@ -125,9 +125,6 @@ int32_t lastAct = 0;
 uint16_t simuGetAnalog(uint8_t) { return 0; }
 void simuQueueAudio(const uint8_t *, uint32_t) {}
 
-void fsLedOn(uint8_t idx) {}
-void fsLedOff(uint8_t idx) {}
-
 static char _stringResult[200];
 
 const char * nchar2string(const char * string, int size)