Version 4.5-11 of docbook-xml is marked for autoremoval from testing on Thu 30 Jun 2022. It depends (transitively) on nvidia-graphics-drivers-tesla-470, affected by #1011146. You should try to prevent the removal by fixing these RC bugs.
Last update: 2022-05-24
Depends on packages which need a new maintainer
The packages that docbook-xml depends on which need a new maintainer are: