pytest_plugins: Make postgresql_fact accept List[str] in addition to str.
in swh-storage!640, swh.storage will need it to specify explicitly migration files to run.
Migrated from D5016 (view on Phabricator)
in swh-storage!640, swh.storage will need it to specify explicitly migration files to run.
Migrated from D5016 (view on Phabricator)