iio: adc: max1363: convert probe to full device-managed

For this conversion, the 2 regulators (being enabled) require each a
devm_add_action_or_reset() hook registration.

For the other functions, there are device-managed variants.

Signed-off-by: Alexandru Ardelean <aardelean@deviqon.com>
Link: https://lore.kernel.org/r/20210926162110.3536436-1-aardelean@deviqon.com


Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>