Extend SiHitCollectionCnv unit tests
This merge request extends the SiHitCollectionCnv unit tests to monitor the level of compression seen in the persistent formats and check the behaviour for SiHits caused by delta-rays (i.e. no valid truth link).
GitLab jobs artifacts no longer stored forever as of Monday, November 4th 08:30h. Further information under https://cern.ch/otg0152576
This merge request extends the SiHitCollectionCnv unit tests to monitor the level of compression seen in the persistent formats and check the behaviour for SiHits caused by delta-rays (i.e. no valid truth link).