FW-Host Handshake for BANG_RADAR_320_SUPPORT
1. FW advertises its capability of processing BANG_RADAR_320_SUPPORT
id via wmi service bit 'wmi_service_bang_radar_320_support'.
2. If the host is capable of processing the "BANG_RADAR_320_SUPPORT"
event id, host sends the capability in WMI_INIT_CMDID setting a bit in
host_service_flags
Change-Id: Ia26a7b8e8ee78aceb801d0053770379bd6d5a9cb
CRs-Fixed: 3270525