QA: Fix typo [skip ci]

Author: thekid

ChangeLog.md

@@ -5,7 +5,7 @@ XP Compiler ChangeLog
 
 ## 8.16.0 / 2023-10-01
 
-* Merged PR #175_ Transform multiple nodes without creating statements
+* Merged PR #175: Transform multiple nodes without creating statements
   (@thekid)
 * Refactored code base to use the new reflection library instead of
   the *Package* class from `lang.reflect`. See xp-framework/rfc#338