Change Details

- prod: I tried the following diff and D2457 in prod and it's green - No unit test for now, i'd need to check with @vlorentz to reuse swh-search's elasticsearch fixtures

- prod: I tried the following diff and D2457 in prod and it's green - Add tests using an in-memory elasticsearch client (oriented towards storage, not search)

- prod: I tried the following diff and D2457 in prod and it's green - No unit test for now- Add tests using an in-memory elasticsearch client (oriented towards storage, i'd need to check with @vlorentz to reuse swh-search's elasticnot search fixtures)