Cloned from https://bugzilla.redhat.com/show_bug.cgi?id=2054011

Description of problem:

- Clicking the submit option on the Host Edit page reverts to an invalid host page.

Version-Release number of selected component (if applicable):

- satellite-7.0.0-0.5.beta.el7sat.noarch
- foreman-3.1.1.4-1.el7sat.noarch

How reproducible:

- Always

Steps to Reproduce:

1. Register a host to the Satellite

2. Access the client on the UI

Satellite WebUI: Hosts --> All Hosts --> Select the Host --> Edit

3. Make any change in the page and click Submit or simply click Submit button

Actual results:

- The action reverts to any invalid host page.

- The domain seems to be added to the hostname of the host again.

- The URL is generated as such.

https://satellite.example.com/new/hosts/client.example.com.example.com#/Overview

Expected results:

- The submit action should revert back to the host page successfully.