stackhpc/20.0.0.22

5ba71fa mariadb: pin to 10.11.13
a920d72 manila: Drop copying of wsgi files
9de3bc5 CI: use opendevmirror for debian/ubuntu builds
a9e56b7 keystone: Add local wsgi file
3931f2d ironic: Stop copying rootwrap since Ironic dropped it
022a425 send empty X-Registry-Auth for anonymous pushes
a7a48b2 update debian release in support matrix
2138f2f masakari: Ensure log files are owned by masakari user
b47fc50 heat: Ensure log files are owned by heat user
da83250 Copy aodh's api-paste to /etc as default
eb594f4 collectd: Deprecate support
df134b9 telegraf: Deprecate support