Remove some straggler now

src/SerialConsole.cpp

@@ -74,7 +74,6 @@ void SerialConsole::flush()
 // For the serial port we can't really detect if any client is on the other side, so instead just look for recent messages
 bool SerialConsole::checkIsConnected()
 {
-    uint32_t now = millis();
     return Throttle::isWithinTimespanMs(lastContactMsec, SERIAL_CONNECTION_TIMEOUT);
 }
 
@@ -122,4 +121,4 @@ void SerialConsole::log_to_serial(const char *logLevel, const char *format, va_l
         emitLogRecord(ll, thread ? thread->ThreadName.c_str() : "", format, arg);
     } else
         RedirectablePrint::log_to_serial(logLevel, format, arg);
-}
+}