Remove code which allowed masakari-manage to attempt to escalate
privileges so that configuration files can be read by users who
normally wouldn't have access, but do have sudo access.
NOTE:
This change is create based on the change with change id
I03063d2af14015e6506f1b6e958f5ff219aa4a87 from Kiall Mac Innes
in designate project.
Change-Id: Icba07a4bac4f41b921984204b32ad73fdbae4097
Co-Authored-By: Kiall Mac Innes <kiall@macinnes.ie>
Closes-Bug: 1611171