Host parse newely added vendor command
QCA_NL80211_VENDOR_SUBCMD_CONNECTED_CHANNEL_STATS and trigger
scan to get connected channel stats from FW in case of MLO
connection.
On scan done host sends scan done indication to upper layer
via QCA_NL80211_VENDOR_SUBCMD_CONNECTED_CHANNEL_STATS vendor
command.
Change-Id: I92dbd779c5fbdb1652a37cfa54c177bd13de4f28
CRs-Fixed: 3491060