Add star before change log

Author: tongwu

src/ResourceManager/DataFactories/ChangeLog.md

@@ -18,7 +18,7 @@
         - Additional information about change #1
 -->
 ## Current Release
-Fix credential encryption issue that caused no meaningful error for some encryption operations.
+* Fix credential encryption issue that caused no meaningful error for some encryption operations.
 
 ## Version 4.1.0
 * Enabled Azure Key Vault support for all data store linked services