Fixes #8626: ensure errata icons line up, BZ 1171310.

The errata icons were not lining up on the list and
details pages.  This commit ensures that they line up,
thus enhancing readability.

http://projects.theforeman.org/issues/8626
https://bugzilla.redhat.com/show_bug.cgi?id=1171310
fixes #8675 - updating rubocop.yml for bastion_katello
Merge pull request #4862 from waldenraines/8626

Fixes #8626: ensure errata icons line up, BZ 1171310.
Merge pull request #4869 from jlsherrill/8675

fixes #8675 - updating rubocop.yml for bastion_katello