Consolidate catalog add_event calls to have a single ingress path for events into the db and queues
Consolidate catalog add_event calls to have a single ingress path for events into the db and queues

Signed-off-by: Zach Hill <9de8c4480303b5335cd2a33eefe814615ba3612a@anchore.com>

anchore/anchore-engine,anchore/anchore-engine,anchore/anchore-engine