[Stack 8.19.14-SNAPSHOT] [apache_spark] Failing test daily: system test: (elastic-agent logs - metric (variant: v3.2.0)) in apache_spark.executor

- Stack version: 8.19.14-SNAPSHOT
- 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.logs1927565881: [0] found error "Unit state changed jolokia/metrics-default-jolokia/metrics-apache_spark-45701824-cd72-43e2-b811-959753f825fd (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/41571