Fixed typo in glance installation section
Fixed typo in glance installation section

Fixed typo in the installation procedure

Change-Id: I807a04370bed46713e9f138d818b719af690f990
backport: none
Closes-Bug: #1370285

kairoaraujo/openstack-manuals,potsmaster/openstack-manuals,openstack/openstack-manuals,AlekhyaMallina-Vedams/openstack-manuals,openstack/openstack-manuals,Akasurde/openstack-manuals,AlekhyaMallina-Vedams/openstack-manuals,saeki-masaki/openstack-manuals,gongysh2004/openstack-manual,AlekhyaMallina-Vedams/openstack-manuals,saeki-masaki/openstack-manuals,openstack/openstack-manuals,kairoaraujo/openstack-manuals,openstack/openstack-manuals,potsmaster/openstack-manuals,gongysh2004/openstack-manual,Akasurde/openstack-manuals