Remove redundant UTC in UTC sensor

src/sensors/mod.rs

@@ -32,7 +32,7 @@ pub fn sensors(tx: &Channel, config: &Config) {
         Box::new(NetSpeedSensor::new(&devices)),
         Box::new(DiskSensor::new("/")),
         Box::new(TempSensor::new(zone)),
-        Box::new(TimeSensor::new("UTC %H:%M", true)),
+        Box::new(TimeSensor::new("%H:%M", true)),
         Box::new(TimeSensor::new("%Y-%m-%d %H:%M", false))
     ];