wil6210: extend bus voting support for wider bandwidth

In connect or start AP there is no distinction between 11ad bandwidth
and 11ay bandwidth.
Add support for 11ay connection/start AP bandwidth for the bus voting.

Change-Id: I388d2c6e58cfa8f49e04837054270d263123184f
Signed-off-by: Alexei Avshalom Lazar <ailizaro@codeaurora.org>