net: rfkill: gpio: add ACPI ID for GPS module on Lenovo Miix2

On Lenovo Miix 2 8", BCM4752 is renamed LNV4752.

Acked-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>