Description of problem:

Non-Admin Users cannot Manage Columns on 'All Hosts' Page of Satellite 6.13, no matter which roles has been assigned to them.

The same user will be able to Manage Column, when you mark the user as "ADMIN".

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

How reproducible:
100 %

Steps to Reproduce:
1. Create a user "NA-USER" on Satellite GUI but don't mark it as Admin.

2. Assign all the Roles to the user "NA-USER" but don't mark it as "Admin" and then try to Manage (Enable/Disable) Columns on 'All Hosts' page.

3. After clicking on "Save" button it just stays in the same position, no loading of page, no changes.

Actual results:

• Unable to save the changes made under "Manage Columns".

Expected results:

• Should be able to save the changes made under "Manage Columns".

Additional info:
If I mark the same user as Admin, it will be able to apply the changes.