[CI] IndexResolverFieldNamesTests class failing

[elasticsearchmachine]

Build Scans:

• elasticsearch-periodic #8418 / release-tests
• elasticsearch-periodic #8412 / release-tests
• elasticsearch-periodic #8406 / release-tests
• elasticsearch-periodic #8400 / release-tests
• elasticsearch-periodic #8394 / release-tests
• elasticsearch-periodic #8388 / release-tests
• elasticsearch-periodic #8382 / release-tests
• elasticsearch-periodic #8376 / release-tests
• elasticsearch-periodic #8370 / release-tests
• elasticsearch-periodic #8364 / release-tests

Reproduction Line:

./gradlew ":x-pack:plugin:esql:test" --tests "org.elasticsearch.xpack.esql.session.IndexResolverFieldNamesTests.testKeepAfterEval_AndInlinestats" -Dtests.seed=2D81BDFAEB9C3B84 -Dbuild.snapshot=false -Dtests.jvm.argline="-Dbuild.snapshot=false" -Dlicense.key=x-pack/license-tools/src/test/resources/public.key -Dtests.locale=ast -Dtests.timezone=Asia/Samarkand -Druntime.java=24

Applicable branches:
9.0

Reproduces locally?:
N/A

Failure History:
See dashboard

Failure Message:

org.elasticsearch.xpack.esql.parser.ParsingException: line 3:3: mismatched input 'inlinestats' expecting {'enrich', 'dissect', 'eval', 'grok', 'limit', 'sort', 'stats', 'where', 'lookup', 'mv_expand', 'drop', 'keep', 'rename'}

Issue Reasons:

• [9.0] 12 consecutive failures in step release-tests
• [9.0] 12 failures in class org.elasticsearch.xpack.esql.session.IndexResolverFieldNamesTests (3.9% fail rate in 306 executions)
• [9.0] 12 failures in step release-tests (100.0% fail rate in 12 executions)
• [9.0] 12 failures in pipeline elasticsearch-periodic (100.0% 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-analytical-engine (Team:Analytics)

[idegtiarenko]

Same as #126253, probably caused by a missing backports

[idegtiarenko]

Closed by #128453