docs: Remove errant indentation, mark up literals
docs: Remove errant indentation, mark up literals

Bullet points shouldn't be preceded by a space. Doing so renders them as
blockquotes. We also have a load of literals/code. Mark them as such.

Change-Id: I59c09c88a68f617f03a1753332ffb5311f8806a6
Signed-off-by: Stephen Finucane <492121341a95b3c3aab646bed44634f739dd019b@redhat.com>

mahak/neutron,mahak/neutron,openstack/neutron,openstack/neutron,openstack/neutron,mahak/neutron