Staging: iio: meter: Remove space before start of line

This patch removes spaces before start of the line reported by checkpatch.pl
Signed-off-by: Darshana Padmadas <darshanapadmadas@gmail.com>
Acked-by: Daniel Baluta <daniel.baluta@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/iio/meter/meter.h

@@ -345,7 +345,7 @@
 	IIO_DEVICE_ATTR(vperiod, _mode, _show, _store, _addr)
 
 #define IIO_DEV_ATTR_CH_OFF(_num, _mode, _show, _store, _addr)		\
-  IIO_DEVICE_ATTR(choff_##_num, _mode, _show, _store, _addr)
+	IIO_DEVICE_ATTR(choff_##_num, _mode, _show, _store, _addr)
 
 /* active energy register, AENERGY, is more than half full */
 #define IIO_EVENT_ATTR_AENERGY_HALF_FULL(_evlist, _show, _store, _mask) \