Fleet and Agent 9.1.4 release notes

[karenzone]

Docs release manager: @kosabogi
Tech Writer: @karenzone

Fleet and Agent release notes

• Release note PRs:

  • Elastic-agent PR: Changelog for 9.1.4 elastic-agent#9927
    • Forwardport to main: [main](backport #9927) Changelog for 9.1.4 elastic-agent#10041
  • Fleet-server PR: Changelog for 9.1.4 fleet-server#5510
    • Forwardport to main: [main](backport #5510) Changelog for 9.1.4 fleet-server#5535

• Add PR links to docs release issue: https://github.com/elastic/dev/issues/3282

• Verify that release notes PRs are forwardported to appropriate branches

Content source

[karenzone]

Notes

• First releases using new Fleet and Agent release notes process.