stackhpc/11.2.0.1

dccc454 Merge pull request #17 from stackhpc/xena-backports
ae2e0ed Fix up unit tests for proxy backport
9e89264 Fix no_proxy configuration
90f987f proxy: add ansible issue 8743 workaround
bec3422 Add support for root filesystem UUID customisation
769ca36 Add support for configuring proxy settings
d5fb949 Add support for dellos10 switch configuration
969bfef Adds kolla_ansible_venv_ansible
6142e31 libvirt: support SASL authentication
559716e libvirt: deploy libvirt on the host
82a288f Add overcloud_dib_upper_constraints_file variable
c8e26fe Support for untemplated dirs in kolla config
a93fe43 Add dependencies for EFI and LVM based overcloud images
aa98c9c Build overcloud host image directly with DIB