Move filtering to __docker_complete_services, as suggested by @albers
Move filtering to __docker_complete_services, as suggested by @albers

Signed-off-by: Morten Hekkvang <e73c642f0be9cd44639896dd9a19228a585c1c84@sbab.se>

thaJeztah/cli,thaJeztah/cli,docker/cli,docker/cli,cpuguy83/cli,cpuguy83/cli