tlf_handle_resolve: add check for resolved implicit team ID
tlf_handle_resolve: add check for resolved implicit team ID

Suggested by songgao.

Issue: #1386

keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/kbfs,keybase/client,keybase/client,keybase/kbfs,keybase/kbfs,keybase/client,keybase/kbfs,keybase/client