[CI] InferenceGetServicesIT testGetServicesWithCompletionTaskType failing

[elasticsearchmachine]

Build Scans:

• elasticsearch-intake #23659 / part2
• elasticsearch-intake #23658 / part2
• elasticsearch-pull-request #73945 / part-2
• elasticsearch-pull-request #73901 / part-2
• elasticsearch-pull-request #73802 / part-2
• elasticsearch-pull-request #73499 / part-2

Reproduction Line:

./gradlew ":x-pack:plugin:inference:qa:inference-service-tests:javaRestTest" --tests "org.elasticsearch.xpack.inference.InferenceGetServicesIT.testGetServicesWithCompletionTaskType" -Dtests.seed=400CF31505EDDCA2 -Dtests.locale=kea-Latn-CV -Dtests.timezone=Canada/Yukon -Druntime.java=24

Applicable branches:
main

Reproduces locally?:
N/A

Failure History:
See dashboard

Failure Message:

java.lang.AssertionError: 
Expected: <14>
     but: was <15>

Issue Reasons:

• [main] 2 consecutive failures in test testGetServicesWithCompletionTaskType
• [main] 2 consecutive failures in step part2
• [main] 2 consecutive failures in pipeline elasticsearch-intake
• [main] 6 failures in test testGetServicesWithCompletionTaskType (1.2% fail rate in 503 executions)
• [main] 2 failures in step part2 (2.8% fail rate in 72 executions)
• [main] 4 failures in step part-2 (1.4% fail rate in 284 executions)
• [main] 2 failures in pipeline elasticsearch-intake (2.8% fail rate in 72 executions)
• [main] 4 failures in pipeline elasticsearch-pull-request (1.4% fail rate in 283 executions)

Note:
This issue was created using new test triage automation. Please report issues or feedback to es-delivery.

[elasticsearchmachine]

This has been muted on branch main

Mute Reasons:

• [main] 5 failures in test testGetServicesWithCompletionTaskType (1.0% fail rate in 502 executions)
• [main] 4 failures in step part-2 (1.4% fail rate in 284 executions)
• [main] 4 failures in pipeline elasticsearch-pull-request (1.4% fail rate in 283 executions)

Build Scans:

• elasticsearch-intake #23658 / part2
• elasticsearch-pull-request #73945 / part-2
• elasticsearch-pull-request #73901 / part-2
• elasticsearch-pull-request #73802 / part-2
• elasticsearch-pull-request #73499 / part-2

[elasticsearchmachine]

Pinging @elastic/ml-core (Team:ML)