iio: ABI: fix current_trigger description
Triggers exist under /sys/bus/iio/devices/, not under /sys/class/iio.
/sys/class/iio does not even exist. Use the current path.
Signed-off-by: Cosmin Tanislav <cosmin-gabriel.tanislav.xa@renesas.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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