Merge pull request #2635 from replicatedhq/automation/vendor-portal-release-notes-v2024.09.12-3

Vendor Portal v2024.09.12-3 release notes

Author: paigecalvert

docs/release-notes/rn-vendor-platform.md

@@ -8,6 +8,14 @@ pagination_prev: null
 
 <!--RELEASE_NOTES_PLACEHOLDER-->
 
+
+## v2024.09.12-3
+
+Released on September 12, 2024
+
+### New Features {#new-features-v2024-09-12-3}
+* Compatibility Matrix: Adds new instance shapes for OKE (Oracle) distribution.
+
 ## v2024.09.13-1
 
 Released on September 13, 2024