control groups has to be represented as cgroups and not cgroup

[humblec]

Signed-off-by: Humble Chirammal hchiramm@redhat.com

• [x] s/cgorup/cgroup in spec
• [x] corrected table alignment
• [x] corrected few typos

[humblec]

Cc @jdef

[jdef]

Lgtm, thanks