deposit*: Rename internally swh_id references to swhid
This is an internal change only. The existing xml still references the old name.
Test Plan
tox
Migrated from D4073 (view on Phabricator)
Staging instance, all changes can be removed at any time
This is an internal change only. The existing xml still references the old name.
tox
Migrated from D4073 (view on Phabricator)