Find the best 6 GHz power type for connection
according to following regulatory policy:
1) SP power type is selected only if AP advertises
SP and client supports SP.
2) LPI power type is selected only if AP advertises
LPI and client supports LPI.
3) VLP power type is selected for the below cases,
a) AP advertises VLP and client supports VLP
b) AP advertises SP but client doesn't support
SP but supports VLP.
c) AP advertises LPI but client doesn't support
LPI but supports VLP.
Change-Id: I6e3b9fc4bf7445c58681ef0ea8e45b434851a5b6
CRs-Fixed: 3456182
459cea50e2