swh-storage: README: Update necessary dependencies for test purposes
Reflects the recent README update on the swh-search module.
Related to swh-search!21 (closed)
Migrated from D3179 (view on Phabricator)
Reflects the recent README update on the swh-search module.
Related to swh-search!21 (closed)
Migrated from D3179 (view on Phabricator)