keybase_service_base: enable CanSuppressUI for Identify2 (#410)
keybase_service_base: enable CanSuppressUI for Identify2 (#410)

Issue: KBFS-1593
keybase/client,keybase/client,keybase/kbfs,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/kbfs,keybase/client,keybase/kbfs,keybase/client,keybase/client,keybase/kbfs,keybase/client,keybase/client