Following to issues like NXP-24489 and NXP-23242, it is necessary to detect if an artifcat is present more than once in the jar mapping file.
This could be the same artifact with the same version but in different locations, or different versions, etc.
NXP-24489 shibboleth invitation addon deploys unneeded nuxeo-stream jar in wrong location
NXP-23242 shibboleth invitation addon deploys unneeded jar in wrong location