Fix undefined error text in actions/signup (#4525)
Fix undefined error text in actions/signup (#4525)

* Fix undefined error text in actions/signup

* Move error: true to right spot

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