Update 3.13.0 release notes

Author: michaelklishin

release-notes/3.13.0.md

@@ -362,7 +362,7 @@ This release includes all bug fixes shipped in the `3.12.x` series.
 ### Dependency Changes
 
  * `ra` was upgraded to [`2.7.1`](https://github.com/rabbitmq/ra/releases)
- * `osiris` was upgraded to [`1.6.9`](https://github.com/rabbitmq/osiris/tags)
+ * `osiris` was updated to [`1.7.2`](https://github.com/rabbitmq/osiris/releases)
 
 ## Source Code Archives