admin/deposit: Extract origin from swh_anchor_id according to latest change
In the deposit, the swh_anchor_id is in the new format:
swh:1:dir:<hash>;?origin=<origin>;visit=<snp-hash>;...When, previously in the format:
swh:1:dir:<hash>;?origin=<origin>This adapts the extraction to take into account the new format and provides the
end bound the data.slice call.
Related to swh-deposit#2398 (closed) Related to #2409 (closed)
Test Plan
No idea how to test this
Migrated from D3162 (view on Phabricator)