[CI] SearchStatesIT testBWCSearchStates failing

[elasticsearchmachine]

Build Scans:

• elasticsearch-intake #12735 / 8.17.0_bwc-snapshots
• elasticsearch-pull-request #40821 / 8.17.0_bwc-snapshots
• elasticsearch-intake #12722 / 8.17.0_bwc-snapshots

Reproduction Line:

./gradlew ":qa:ccs-rolling-upgrade-remote-cluster:v8.17.0#oneThirdUpgraded" -Dtests.class="org.elasticsearch.upgrades.SearchStatesIT" -Dtests.method="testBWCSearchStates" -Dtests.seed=15B544706012E5A6 -Dtests.bwc=true -Dtests.locale=kkj-CM -Dtests.timezone=Africa/Bissau -Druntime.java=23

Applicable branches:
main

Reproduces locally?:
N/A

Failure History:
See dashboard

Failure Message:

java.lang.AssertionError: 
Expected: a collection with size <3>
     but: collection size was <1>

Issue Reasons:

• [main] 3 failures in test testBWCSearchStates (0.5% fail rate in 663 executions)
• [main] 3 failures in step 8.17.0_bwc-snapshots (4.6% fail rate in 65 executions)
• [main] 2 failures in pipeline elasticsearch-intake (8.0% fail rate in 25 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] 3 failures in test testBWCSearchStates (0.5% fail rate in 663 executions)
• [main] 3 failures in step 8.17.0_bwc-snapshots (4.6% fail rate in 65 executions)
• [main] 2 failures in pipeline elasticsearch-intake (8.0% fail rate in 25 executions)

Build Scans:

• elasticsearch-intake #12735 / 8.17.0_bwc-snapshots
• elasticsearch-pull-request #40821 / 8.17.0_bwc-snapshots
• elasticsearch-intake #12722 / 8.17.0_bwc-snapshots

[elasticsearchmachine]

Pinging @elastic/es-search (Team:Search)

[elasticsearchmachine]

Pinging @elastic/es-search-foundations (Team:Search Foundations)