For legacy targets, MLO-specific event-handlers are not
supported.As this is not fatal, the caller of the
wmi_event_handler_register API should not treat this as
failure.
Change-Id: Ic6a36c933b46cfcbe860f573af290cac4667de44
CRs-Fixed: 3181774
Add interface for sending mlo link set active cmd and
register the response handler.
Change-Id: Icd7cf3294cddec1aa4a417e29a22fcd6fbea0dfb
CRs-Fixed: 3036846