[LogsDB] [Subscription basic] [apache_spark] Failing test daily: system test: (elastic-agent logs - metric (variant: v3.2.0)) in apache_spark.executor

- Stack version: maximum of either the version used in PR builds or 8.17.0 (GA version for LogsDB index mode)
- LogsDB: enabled
- Subscription: basic
- Package: apache_spark
- Failing test: system test: (elastic-agent logs - metric (variant: v3.2.0))
- DataStream: executor
- Owners:
- @elastic/obs-infraobs-integrations

Failure:
```
test case failed: one or more errors found while examining elastic-agent.logs844935837: [0] found error "Unit state changed jolokia/metrics-default-jolokia/metrics-apache_spark-7b6389aa-c910-42c4-abb6-5fb8849b426e (HEALTHY->DEGRADED): Error fetching data for metricset jolokia.jmx: error making http request: Post \"http://apache-spark-main:7780/jolokia/%3FignoreErrors=true&canonicalNaming=false\": dial tcp 172.23.0.3:7780: connect: connection refused"
```

First build failed: https://buildkite.com/elastic/integrations/builds/42524