Merge pull request #2028 from replicatedhq/automation/app-manager-release-notes-v1.107.6

App Manager v1.107.6 release notes

Author: cbodonnell

docs/release-notes/rn-app-manager.md

@@ -16,6 +16,15 @@ The following table lists the versions of Kubernetes that are compatible with ea
 
 <!--RELEASE_NOTES_PLACEHOLDER-->
 
+## 1.107.6
+
+Released on February 22, 2024
+
+Support for Kubernetes: 1.26, 1.27, 1.28, and 1.29
+
+### Improvements {#improvements-1-107-6}
+* UI improvements when running in an embedded cluster (Alpha)
+
 ## 1.107.5
 
 Released on February 20, 2024