nova: Fix comments for _config_nova_apache_wsgi
nova: Fix comments for _config_nova_apache_wsgi

Comments cleanup.

Change-Id: I02748b906f7bb75240bc4e5259005cd72ef49f6b

noironetworks/devstack,openstack-dev/devstack,richliu/devstack,openstack-dev/devstack,richliu/devstack,dtroyer/devstack,group-policy/devstack,nawawi/openstack,noironetworks/devstack,nawawi/openstack,group-policy/devstack,dtroyer/devstack