1. Read the new service capability:
WMI_SERVICE_CCA_BUSY_INFO_FOREACH_20 MHz: Via this host knows
whether FW supports reporting of CCA busy info for each 20 MHz
subband of wideband scan channel or not.
WMI_SERVICE_VDEV_PARAM_CHWIDTH_WITH_NOTIFY_SUPPORT: Via this
host knows whether FW supports VDEV param channel width switch
with OMN/OMI notification or not
2. Register osif callback to send scan done indication to upper
layer
3. Add 2 new scan flags pause_home_channel and
report_cca_busy_for_each_20 MHz
Change-Id: I63d561a3c5f8e49a3ca42d956e6b630c63edeaf4
CRs-Fixed: 3460901