[CI] SnapshotMetricsIT testByStateCounts_InitAndQueuedShards failing

[elasticsearchmachine]

Build Scans:

• elasticsearch-periodic-platform-support #10421 / oraclelinux-8_platform-support-unix
• elasticsearch-periodic-platform-support #10355 / oraclelinux-8_platform-support-unix

Reproduction Line:

./gradlew ":server:internalClusterTest" --tests "org.elasticsearch.repositories.SnapshotMetricsIT.testByStateCounts_InitAndQueuedShards" -Dtests.seed=99C3992BC6B7D559 -Dtests.locale=ml-Mlym-IN -Dtests.timezone=GMT0 -Druntime.java=24

Applicable branches:
main

Reproduces locally?:
N/A

Failure History:
See dashboard

Failure Message:

java.lang.AssertionError: 
Expected: <10L>
     but: was <0L>

Issue Reasons:

• [main] 2 failures in test testByStateCounts_InitAndQueuedShards (0.3% fail rate in 779 executions)
• [main] 2 failures in step oraclelinux-8_platform-support-unix (16.7% fail rate in 12 executions)
• [main] 2 failures in pipeline elasticsearch-periodic-platform-support (16.7% fail rate in 12 executions)

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

[elasticsearchmachine]

Pinging @elastic/es-distributed-coordination (Team:Distributed Coordination)