Address mistake in changelog

Author: hehe7318

CHANGELOG.md

@@ -9,6 +9,11 @@ CHANGELOG
 
 **BUG FIXES**
 - Fix an issue where Security Group validation failed when a rule contained both IPv4 ranges (IpRanges) and security group references (UserIdGroupPairs).
+
+3.13.2
+------
+
+**BUG FIXES**
 - Fix a bug that update-cluster, update-compute-fleet may fail when compute resources use an expired Capacity Reservation.
 
 3.13.1