[CI] MvPercentileTests testEvaluateBlockWithoutNulls {TestCase=field: <positive mv DEDUPLICATED_UNORDERD longs>, percentile: <small positive double>} failing

[elasticsearchmachine]

Build Scans:

• elasticsearch-intake #11019 / part3
• elasticsearch-pull-request #35509 / part-3
• elasticsearch-periodic #4339 / encryption-at-rest

Reproduction Line:

./gradlew ":x-pack:plugin:esql:test" --tests "org.elasticsearch.xpack.esql.expression.function.scalar.multivalue.MvPercentileTests.testEvaluateBlockWithoutNulls {TestCase=field: <positive mv UNORDERED longs>, percentile: <small positive double>}" -Dtests.seed=C86B7E7888A5CB71 -Dtests.locale=lij-Latn-IT -Dtests.timezone=Africa/Ouagadougou -Druntime.java=22

Applicable branches:
8.x

Reproduces locally?:
N/A

Failure History:
See dashboard

Failure Message:

java.lang.AssertionError: 
Expected: <3586607519471946L>
     but: was <3586607519471947L>

Issue Reasons:

• [8.x] 3 failures in test testEvaluateBlockWithoutNulls {TestCase=field: , percentile: } (0.7% fail rate in 407 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 8.x

Mute Reasons:

• [8.x] 3 failures in test testEvaluateBlockWithoutNulls {TestCase=field: , percentile: } (0.7% fail rate in 407 executions)

Build Scans:

• elasticsearch-intake #11019 / part3
• elasticsearch-pull-request #35509 / part-3
• elasticsearch-periodic #4339 / encryption-at-rest

[elasticsearchmachine]

Pinging @elastic/es-analytical-engine (Team:Analytics)

[fang-xing-esql]

@ivancea Could you help take a look at this test when you get a chance? Thank you!