Update release-notes.md

Author: madhurinms

articles/storage-mover/release-notes.md

@@ -50,6 +50,18 @@ Azure Storage Mover is a hybrid service, which continuously introduces new featu
 > [!IMPORTANT]
 > Preview versions of the Storage Mover agent cannot update themselves. You must replace them manually by deploying the [latest available agent](https://aka.ms/StorageMover/agent).
 
+## 2024 August 30
+
+Major refresh release notes for:
+
+- Service version: August 30, 2024
+- Agent version: 3.1.636
+
+### What's new
+
+- Stricter password restrictions
+- Security improvements and bug fixes.
+ 
 ## 2024 July 10
 
 Major refresh release notes for: