Fix the previous release date which causes issue from the release script (#34724)

YusakuNo1 · web-flow · commit 6b4250b1eb48 · 2024-03-11T11:16:49.000-07:00
diff --git a/sdk/ml/azure-ai-ml/CHANGELOG.md b/sdk/ml/azure-ai-ml/CHANGELOG.md
@@ -19,7 +19,7 @@
 
 - Support for Python 3.12
 
-## 1.13.0 (unreleased)
+## 1.13.0 (2024-01-29)
 
 ### Features Added
 
