tests/journal_client: Use pytest-redis fixture instead of mocks
It makes the tests much simpler to read, use of mocks should be avoided when it is possible.
Migrated from D5909 (view on Phabricator)
Staging instance, all changes can be removed at any time
It makes the tests much simpler to read, use of mocks should be avoided when it is possible.
Migrated from D5909 (view on Phabricator)