wireless: add VHT (802.11ac) definitions
wireless: add VHT (802.11ac) definitions

Add the VHT definitions to be used by drivers supporting it.

Signed-off-by: Mahesh Palivela <62b0d885db8da9ae44cc08d6eee89c24f6c5f34e@posedge.com>
Signed-off-by: Johannes Berg <bff32994ff0f8d048f262a8388145a71b6071bfe@intel.com>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs