Merge pull request #1315 from buildkite/release/v6.19.0

Create release v6.19.0

Author: patrobinson

CHANGELOG.md

@@ -4,6 +4,14 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## [v6.19.0](https://github.com/buildkite/elastic-ci-stack-for-aws/tree/v6.19.0) (2024-04-30)
+[Full Changelog](https://github.com/buildkite/elastic-ci-stack-for-aws/compare/v6.18.0...v6.19.0)
+
+### Changed
+- Bump agent version [#1314](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/1314) (@patrobinson)
+- Only allow SSH to reach Packer instance from Elastic Stack [#1308](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/1308) (@steveh)
+- Restore "Packer Builder" tag for Packer instances [#1307](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/1307) (@steveh)
+
 ## [v6.18.0](https://github.com/buildkite/elastic-ci-stack-for-aws/tree/v6.18.0) (2024-03-28)
 [Full Changelog](https://github.com/buildkite/elastic-ci-stack-for-aws/compare/v6.17.0...v6.18.0)