WiFi HAL: add additional connectivity events
Subhani Shaik authored
The current list of events supported by the wifi_connectivity_event
ring buffer omits some important events. Add three new events, so
that we can log the events for driver/firmware that support them.

BUG: 26832275
Change-Id: I2a4e674e5f7b52cc630eac32191fdc0b75d60422
e7b148c1