[BUG] Flaky test org.opensearch.search.fieldcaps.FieldCapabilitiesIT.testWithIndexFilter

[peternied]

Failure:

Error Message
java.lang.AssertionError: 
Expected: an empty iterable
     but: [<MapperParsingException[failed to parse field [timestamp] of type [date] in document with id 'azESAosByLC1Oa18-P_l'. Preview of field's value: '2020-07-08']; nested: IllegalArgumentException[failed to parse date field [2020-07-08] with format [strict_date_time_no_millis||strict_date_optional_time||epoch_millis]]; nested: DateTimeParseException[Failed to parse with all enclosed parsers];>]

Standard Error

REPRODUCE WITH: ./gradlew ':server:internalClusterTest' --tests "org.opensearch.search.fieldcaps.FieldCapabilitiesIT" -Dtests.method="testWithIndexFilter {p0={"search.concurrent_segment_search.enabled":"true"}}" -Dtests.seed=50EB4A14086A8C23 -Dtests.security.manager=true -Dtests.jvm.argline="-XX:TieredStopAtLevel=1 -XX:ReservedCodeCacheSize=64m" -Dtests.locale=fi-FI -Dtests.timezone=Europe/Volgograd -Druntime.java=20

Additional context:

          ### Gradle Check (Jenkins) Run Completed with:

• RESULT: FAILURE ❌
• URL: https://build.ci.opensearch.org/job/gradle-check/27209/
• CommitID: ddaca29
  Please examine the workflow log, locate, and copy-paste the failure(s) below, then iterate to green.
  Is the failure a flaky test unrelated to your change?

Originally posted by @github-actions[bot] in #10261 (comment)

[reta]

CC @CaptainDredge

[reta]

Replied in #10474 (comment), the issue was addressed (not ignored or disappeared by itself)