Release notes for 8.19.10, 9.1.10, 9.2.4

[charlotte-hoblik]

Create release notes for:

• 8.19.10:
  • Search team issue: https://github.com/elastic/search-team/issues/12222
  • Docs team issue: https://github.com/elastic/dev/issues/3408
• 9.1.10:
  • Search team issue: https://github.com/elastic/search-team/issues/12280
  • Docs team issue: https://github.com/elastic/dev/issues/3416
• 9.2.4:
  • Search team issue: https://github.com/elastic/search-team/issues/12219
  • Docs team issue: https://github.com/elastic/dev/issues/3415

Deadline: 2026.01.13

Products:

• Elasticsearch:

  • 8.19.10: Add release notes for v8.19.10 release elasticsearch#140486
  • 9.1.10: Add release notes for v9.1.10 release elasticsearch#140488
  • 9.2.4: Add release notes for v9.2.4 release elasticsearch#140487

• Enterprise search:

  • 8.19.10: https://github.com/elastic/enterprise-search-pubs/pull/4834

• Connectors:

  • 8.19.10: [DOCS]: Add connectors release notes for 8.19.10 elasticsearch#140525
  • 9.1.10: [DOCS]: Add connectors release notes for 9.1.10, 9.2.4 elasticsearch#140499
  • 9.2.4: [DOCS]: Add connectors release notes for 9.1.10, 9.2.4 elasticsearch#140499

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• create backports: