[pkgdb] sparsehash was added for kalev

[Fedora PackageDB]

tibbs has added Package sparsehash with summary Extremely memory-efficient C++ hash_map implementation
tibbs has approved Package sparsehash
tibbs has added a Fedora devel branch for sparsehash with an owner of kalev
tibbs has approved sparsehash in Fedora devel
tibbs has approved Package sparsehash

To make changes to this package see:
  https://admin.fedoraproject.org/pkgdb/acls/name/sparsehash