[Stack 9.4.0-SNAPSHOT] [couchbase] Failing test daily: system test: default (variant: v7.1.0) in couchbase.bucket

- Stack version: 9.4.0-SNAPSHOT
- Package: couchbase
- Failing test: system test: default (variant: v7.1.0)
- DataStream: bucket
- Owners:
    - @elastic/obs-infraobs-integrations

Error:
```
could not setup service: service is unhealthy: container (ID: 2186b2683208) exited with code 1
```

First build failed: https://buildkite.com/elastic/integrations/builds/36004

