Remove detection error. Should mkradio4a and weh_07 driver be merged?

src/driver_mkradio4a.cc

@@ -33,7 +33,6 @@ namespace
         di.addLinkMode(LinkMode::T1);
         di.addLinkMode(LinkMode::C1);
         di.addDetection(MANUFACTURER_HYD, 0x06,  0xfe);
-        di.addDetection(MANUFACTURER_WEH, 0x07,  0xfe);
         di.addDetection(MANUFACTURER_TCH, 0x37,  0x95);
         di.setConstructor([](MeterInfo& mi, DriverInfo& di){ return shared_ptr<Meter>(new Driver(mi, di)); });
     });