iio: dac: max5821: Drop unused i2c driver data

The .driver_data member of the single i2c_device_id array entry is
unused in the driver. Drop it and also the then unused definition.

While at it, convert the i2c_device_id array to a better readable named
initializer.

Signed-off-by: Uwe Kleine-König (The Capable Hub) <u.kleine-koenig@baylibre.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Uwe Kleine-König (The Capable Hub) 2026-05-19 10:13:06 +02:00 • committed by Jonathan Cameron
commit a7ee2d0701