Added support for /unarchivedPVs
Added wrapper(s) around the following API call: https://slacmshankar.github.io/epicsarchiver_docs/api/org/epics/archiverappliance/mgmt/bpl/UnarchivedPVsAction.html to be able to list all PVs that are not being archived when they should be.
I'm not sure why the pipeline failed...
Could you @benjaminbertrand please have a look and see if it is useful? I was able to use this with the TS2 PSS checks