Kubernetes Installer v2024.09.26-0 release notes (#2692)

Co-authored-by: replicated-ci-kurl <[email protected]>

Author: replicated-ci

docs/release-notes/rn-kubernetes-installer.md

@@ -10,6 +10,18 @@ This topic contains release notes for the [Replicated kURL](/vendor/kurl-about)
 
 <!--RELEASE_NOTES_PLACEHOLDER-->
 
+## v2024.09.26-0
+
+Released on September 26, 2024
+
+### New Features {#new-features-v2024-09-26-0}
+* Adds [Sonobuoy add-on](https://kurl.sh/docs/add-ons/sonobuoy) version 0.57.2.
+* Adds [Prometheus add-on](https://kurl.sh/docs/add-ons/prometheus) version 0.76.1-62.6.0.
+* Adds [Kubernetes](https://kurl.sh/docs/add-ons/kubernetes) version(s) 1.31.1 1.30.5 1.29.9 1.28.14 1.27.16.
+
+### Bug Fixes {#bug-fixes-v2024-09-26-0}
+* Fixes master CIS benchmark checks 1.1.13 and 1.1.14 for /etc/kubernetes/super-admin.conf file permissions.
+
 ## v2024.09.06-0
 
 Released on September 6, 2024