Add note about new contianer images and repo versions

Author: seunghun1ee

releasenotes/notes/add-rocky-9.3-repos-454c2f825e088417.yaml

@@ -2,4 +2,8 @@
 features:
   - |
     Added support for Rocky Linux 9.3 repositories and Kolla containers.
-    Made 9.3 the default version.
+    Made 9.3 the default version for Rocky Linux.
+  - |
+    Updated Rocky Linux 9.2 pulp repo versions.
+    Added Rocky Linux 9.3 pulp repo versions.
+    Rebuilt Kolla containers with Rocky Linux 9.3.