This reverts commit 5cda0ca626010cccc7e7f3f73fbfb1b20702ac40 (D7907) which is not the proper
The proper fix plan becomes:
- fix documentation to explicit the get_current_version intention
- either fix swh-scrubber or provide a default implementation in BaseDb to actually
expose that get_current_version (that can then be overriden if something specific needs
to be developed for a new datastore).
In another diff ^
Related to T4284