Use binary literals

Fix deprecated warnings

Author: PL125

src/LoRa.cpp

@@ -274,14 +274,14 @@ float LoRaClass::packetSnr()
 long LoRaClass::packetFrequencyError()
 {
   int32_t freqError = 0;
-  freqError = static_cast<int32_t>(readRegister(REG_FREQ_ERROR_MSB) & B111);
+  freqError = static_cast<int32_t>(readRegister(REG_FREQ_ERROR_MSB) & 0b111);
   freqError <<= 8L;
   freqError += static_cast<int32_t>(readRegister(REG_FREQ_ERROR_MID));
   freqError <<= 8L;
   freqError += static_cast<int32_t>(readRegister(REG_FREQ_ERROR_LSB));
 
-  if (readRegister(REG_FREQ_ERROR_MSB) & B1000) { // Sign bit is on
-     freqError -= 524288; // B1000'0000'0000'0000'0000
+  if (readRegister(REG_FREQ_ERROR_MSB) & 0b1000) { // Sign bit is on
+     freqError -= 524288; // 0b1000'0000'0000'0000'0000
   }
 
   const float fXtal = 32E6; // FXOSC: crystal oscillator (XTAL) frequency (2.5. Chip Specification, p. 14)