msm_11ad: Enable driver by default

Enable 11ad msm platform driver by default. The driver
must be built-in within kernel so that by default it turns
off any power related to the 11ad chipset when connected
to msm.

Change-Id: Ice3a85fcd5e3c10fbe3193d52d6d4cf26f0abe74
Signed-off-by: Hamad Kadmany <hkadmany@codeaurora.org>