Revert "iio: imu: adis16475: add spi_device_id table"

This reverts commit 1228354a which is
commit ee4d7905 upstream.

It breaks the Android kernel abi and can be brought back in the future
in an abi-safe way if it is really needed.

Bug: 161946584
Change-Id: I976f0b1bd246517ca6c1d8a2d1b5f4d4020c4d78
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>