[8.19] (backport #8422) Attempt to make test more reliable by querying ES directly

[mergify]

What does this PR do?

Attempt to make the TestFIPSAgentConnectingToFIPSFleetServerInECHFRH test more reliable by querying ES for agents running the cloud policy instead of gathering agents from Kibana.

Related issues

• Relates [Flaky Test]: TestFIPSAgentConnectingToFIPSFleetServerInECHFRH #8419

  ---

  This is an automatic backport of pull request Attempt to make test more reliable by querying ES directly #8422 done by Mergify.

[elasticmachine]

Pinging @elastic/elastic-agent-control-plane (Team:Elastic-Agent-Control-Plane)

[mergify]

This pull request is now in conflicts. Could you fix it? 🙏
To fixup this pull request, you can check out it locally. See documentation: https://help.github.com/articles/checking-out-pull-requests-locally/

git fetch upstream
git checkout -b mergify/bp/8.19/pr-8422 upstream/mergify/bp/8.19/pr-8422
git merge upstream/8.19
git push upstream mergify/bp/8.19/pr-8422

[michel-laterman]

buildkite test this

[elasticmachine]

💔 Build Failed

• Buildkite Build
• Commit: 0bf9d7d

Failed CI Steps

• x86_64:sudo: upgrade
• Start ESS stack for FIPS integration tests

History

• 💔 Build #23123 failed 0bf9d7d
• 💚 Build #23014 succeeded 3534203

cc @michel-laterman

[elastic-sonarqube]

Quality Gate passed

Issues
0 New issues
0 Fixed issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarQube

[mergify]

This pull request has not been merged yet. Could you please review and merge it @michel-laterman? 🙏