Fix change log issue for Az.Resources (#26042)

Author: msJinLei

src/Resources/Resources/ChangeLog.md

@@ -19,7 +19,7 @@
 -->
 
 ## Upcoming Release
-* Removed '[Experimental]' notice from `-WithSource` parameter to `Publish-AzBicepModule`
+* Removed `Experimental` notice from `-WithSource` parameter to `Publish-AzBicepModule`
 
 ## Version 7.4.0
 * Fixed secrets exposure in example documentation.