The test assumes the node has the hostname set as the inventory_hostname_short.
That's not the case in our CI, we the inventory_hostname is a UUID, returned
by the openstack dynamic inventory.
fixes integration test to check for full rpc-reply string when
converted from xml. This is a change from 2.2 as the rpc-reply tag
is no longer stripped off
This change corrects problems reported by the `yamllint` linter.
Since key duplication problems were removed in 4d48711, this commit
mainly fixes trailing spaces and extra empty lines at beginning/end of
files.