drivers: iio: imu: Add support for adis1657x family

Add support for ADIS1657X family devices in already exiting ADIS16475
driver.
Signed-off-by: Ramona Gradinariu <ramona.bolboaca13@gmail.com>
Link: https://lore.kernel.org/r/20240527142618.275897-10-ramona.bolboaca13@gmail.comSigned-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>