Follow-up of #579 -- add a reference to changelog

Mingun · Mingun · commit 5614b9d90cbe · 2023-03-18T10:53:29.000+05:00
diff --git a/Changelog.md b/Changelog.md
@@ -18,6 +18,8 @@
 
 - [#579]: `ElementWriter.write_inner_content` now uses a `FnOnce` instead of a more restrictive `Fn` closure
 
+[#579]: https://github.com/tafia/quick-xml/pull/579
+
 
 ## 0.28.0 -- 2023-03-13
 
