Add deprecation entry to the changelog

Leonidas-from-XIV · Leonidas-from-XIV · commit 0826e37870fa · 2021-09-06T10:32:25.000+02:00
diff --git a/CHANGES.md b/CHANGES.md
@@ -8,6 +8,8 @@
 
 #### Deprecated
 
+- Add a deprecation warning for toplevel blocks that are not terminated with `;;` (#342, @Leonidas-from-XIV)
+
 #### Fixed
 
 - Fix accidental redirect of stderr to stdout (#343, @Leonidas-from-XIV)
