Update Changelog

Author: Himani Anil Deshpande

CHANGELOG.md

@@ -11,6 +11,10 @@ CHANGELOG
 
 **BUG FIXES**
 - Add validation to block updates that change tag order. Blocking such change prevents update failures.
+- Fix LoginNodes NLB not being publicly accessible when using public subnet with implicit main route table association. 
+  See https://github.com/aws/aws-parallelcluster/issues/7173
+- Fix cluster update failure when changing LoginNodes subnet by including subnet hash in target group logical ID and name.
+
 
 3.14.1
 ------