Change release date for version 1.3.0

Updated release date for version 1.3.0.

Author: xitzhang

sdk/voicelive/azure-ai-voicelive/CHANGELOG.md

@@ -1,6 +1,6 @@
 # Release History
 
-## 1.3.0 (2026-07-28)
+## 1.3.0 (2026-08-03)
 
 ### Features Added