octo-diff updates brokers for production indexer and nothing for staging:
```
$SWH_PUPPET_ENVIRONMENT_HOME/bin/octocatalog-diff indexer-worker04.euwest.azure.internal.softwareheritage.org
...
diff origin/production/indexer-worker04.euwest.azure.internal.softwareheritage.org current/indexer-worker04.euwest.azure.internal.softwareheritage.org
*******************************************
File[/etc/softwareheritage/indexer/origin_intrinsic_metadata.yml] =>
parameters =>
content =>
@@ -96,8 +96,8 @@
journal:
brokers:
- - kafka1.internal.softwareheritage.org
- - kafka2.internal.softwareheritage.org
- - kafka3.internal.softwareheritage.org
- - kafka4.internal.softwareheritage.org
+ - broker1.journal.softwareheritage.org
+ - broker2.journal.softwareheritage.org
+ - broker3.journal.softwareheritage.org
+ - broker4.journal.softwareheritage.org
group_id: swh::deploy::indexer_journal_client::journal::username-swh.indexer.journal_client.origin_intrinsic_metadata
prefix: swh.journal.objects
*******************************************
*** End octocatalog-diff on indexer-worker04.euwest.azure.internal.softwareheritage.org
$ $SWH_PUPPET_ENVIRONMENT_HOME/bin/octocatalog-diff worker0.internal.staging.swh.network
...
*** Running octocatalog-diff on host worker0.internal.staging.swh.network
I, [2022-09-15T18:27:54.044770 #3504618] INFO -- : Catalogs compiled for worker0.internal.staging.swh.network
I, [2022-09-15T18:27:54.420873 #3504618] INFO -- : Diffs computed for worker0.internal.staging.swh.network
I, [2022-09-15T18:27:54.420907 #3504618] INFO -- : No differences
*** End octocatalog-diff on worker0.internal.staging.swh.network
```