Merge in updated role

For the last long while we have been using the role https://gitlab.esss.lu.se/ccce/ans/ics-ans-role-lab-ioc-deploy/ to deploy IOCs, developed as a part of the test lab deployment system (LDS). This has worked well enough, but the role itself was deemed overly complex and not of sufficient quality to be merged into the official CSI role.

The purpose of this merge request is to merge in changes to ics-ans-role-ioc that

• do "the same thing" as ics-ans-role-lab-ioc-deploy
• is more idiomatic, clean, and maintainable in terms of its use of ansible