Replaced the deprecated XrdClientUrlInfo by the XrdCl::URL object that is used for extracting a path of a file from a Xrootd URL

The gRPC protobuf will be shared by EOS, CTA and CERNBox, so it needs to
go in its own submodule.

Added the ArchiveForRepack mountType to the Drive reporting
Transformed the DataTransferSession::mountTypeToString() to add the ArchiveForRepack mountType, transformed the normal "Archive" into "ArchiveForUser"

Update cta::Catalogue::tapeMountedForRetrieve and
cta::Catalogue::tapeMountedForArchive to increase read/write
mount counts.

Added some unit tests to test all garbage collection of all type of Retrieve Requests (ToTransferForUser, ToReportToUser, ToReportToRepackForSuccess, ToReportToRepackForFailure)

Honoured the individual Retrieve garbage collection for jobs ToReportToRepackForSuccess and ToReportToRepackForFailure

We populate only the CHECKSUM_ADLER32 column (NUMBER) during migration.
CHECKSUM_BLOB is filled for new files not migrated files.

containing: eos-import-dirs

And renames tool to cta-upgrade-db in line with other tools