folder_branch_ops: remove debugging code
folder_branch_ops: remove debugging code

Suggested by @akalin-keybase.

Issue: #1027

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