iio: adc: ad7768-1: remove unused mclk_div field

Remove unused mclk_div field from ad7768_state struct.
The field is declared but never accessed in the driver.

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Antoniu Miclaus 2026-02-02 13:25:52 +02:00 • committed by Jonathan Cameron
commit 1a993d5686