[CI] SmokeTestMonitoringWithSecurityIT testHTTPExporterWithSSL failing

[elasticsearchmachine]

Build Scans:

• elasticsearch-periodic-platform-support #9701 / almalinux-8-aarch64_checkpart3_platform-support-arm
• elasticsearch-periodic #9606 / single-processor-node-tests
• elasticsearch-periodic #9557 / single-processor-node-tests

Reproduction Line:

./gradlew ":x-pack:qa:smoke-test-plugins-ssl:yamlRestTest" --tests "org.elasticsearch.smoketest.SmokeTestMonitoringWithSecurityIT.testHTTPExporterWithSSL" -Dtests.seed=DC68208BEAA90EDB -Dtests.locale=mgh-Latn-MZ -Dtests.timezone=Portugal -Druntime.java=24

Applicable branches:
9.0

Reproduces locally?:
N/A

Failure History:
See dashboard

Failure Message:

org.elasticsearch.client.ResponseException: method [GET], host [https://127.0.0.1:34033], URI [/_xpack/usage], status line [HTTP/1.1 503 Service Unavailable]
{"error":{"root_cause":[{"type":"unavailable_shards_exception","reason":"at least one search shard for the index [.security-7] is unavailable","suppressed":[{"type":"unavailable_shards_exception","reason":"at least one search shard for the index [.security-7] is unavailable"}]}],"type":"unavailable_shards_exception","reason":"at least one search shard for the index [.security-7] is unavailable","suppressed":[{"type":"unavailable_shards_exception","reason":"at least one search shard for the index [.security-7] is unavailable"}]},"status":503}

Issue Reasons:

• [9.0] 3 failures in test testHTTPExporterWithSSL (0.6% fail rate in 478 executions)
• [9.0] 2 failures in step single-processor-node-tests (11.8% fail rate in 17 executions)
• [9.0] 2 failures in pipeline elasticsearch-periodic (10.5% fail rate in 19 executions)

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

[elasticsearchmachine]

Pinging @elastic/es-security (Team:Security)

[slobodanadamovic]

Pending backport #131545

[slobodanadamovic]

Fixed by #131545