[Debian-med-packaging] picard-tools is marked for autoremoval from testing

[Debian testing autoremoval watch]

picard-tools 2.18.25+dfsg-2 is marked for autoremoval from testing on 2019-04-17

It is affected by these RC bugs:
923731: igv,src:picard-tools: igv depends on packages which were removed in picard-tools