github_actions_ci: Update CHANGELOG and RELEASE-NOTES for agent-1.19.0

Author: draios-jenkins

charts/agent/CHANGELOG.md

@@ -10,6 +10,9 @@ Manual edits are supported only below '## Change Log' and should be used
 exclusively to fix incorrect entries and not to add new ones.
 
 ## Change Log
+# v1.19.0
+### New Features
+* [843751e0](https://github.com/sysdiglabs/charts/commit/843751e0a10b86053922b00da98255445b48fd90): release agent 12.19.0 ([#1548](https://github.com/sysdiglabs/charts/issues/1548))
 # v1.18.4
 ### New Features
 * **agent** [3be55461](https://github.com/sysdiglabs/charts/commit/3be55461cc3b28f710c1000583018c9584616681): add tolerations for rke2 master nodes ([#1539](https://github.com/sysdiglabs/charts/issues/1539))

charts/agent/RELEASE-NOTES.md

@@ -1,5 +1,5 @@
 # What's Changed
 
 ### New Features
-- **agent** [3be55461](https://github.com/sysdiglabs/charts/commit/3be55461cc3b28f710c1000583018c9584616681): add tolerations for rke2 master nodes ([#1539](https://github.com/sysdiglabs/charts/issues/1539))
-#### Full diff: https://github.com/sysdiglabs/charts/compare/agent-1.18.3...agent-1.18.4
+- [843751e0](https://github.com/sysdiglabs/charts/commit/843751e0a10b86053922b00da98255445b48fd90): release agent 12.19.0 ([#1548](https://github.com/sysdiglabs/charts/issues/1548))
+#### Full diff: https://github.com/sysdiglabs/charts/compare/agent-1.18.4...agent-1.19.0