User id prompt fixes
User id prompt fixes

* url of api/users endpoint fixed
* prompt text altered to match preceding prompts (user and domain)

mareklibra/userportal,oVirt/ovirt-web-ui,mareklibra/userportal,mareklibra/userportal,oVirt/ovirt-web-ui,mareklibra/userportal,oVirt/ovirt-web-ui