cmd_pgp_purge.go: Add missing parameter to help text (#7612)
cmd_pgp_purge.go: Add missing parameter to help text (#7612)


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