HIRecTPCnv+HIRecAthenaPool: delete packages
The cmake configuration for these packages is empty, so clearly this code is not being used. Also there are no significant changes since many years.
GitLab jobs artifacts no longer stored forever as of Monday, November 4th 08:30h. Further information under https://cern.ch/otg0152576
The cmake configuration for these packages is empty, so clearly this code is not being used. Also there are no significant changes since many years.