Add event logs for pause/unpause

Fixes #6856

Docker-DCO-1.1-Signed-off-by: Brian Goff <cpuguy83@gmail.com> (github: cpuguy83)
Can we just check last two events on exact match? `events[len(events) -1]` and `events[len(events)-2]`. With checking `len(events) > 1` before.