docs(changelog): credit the zh-CN translators by GitHub handle

Enzo's commit email is not linked to his GitHub account, so credit his #914
translation here as well.

Co-authored-by: Enzo Abyie <[email protected]>
Co-Authored-By: Claude Opus 5.5 <[email protected]>

changelog.d/1298-simplified-chinese.md

@@ -1,6 +1,6 @@
 - Add Simplified Chinese (zh-CN) as an interface language, selectable from
   the globe picker. The catalog builds on the Chinese translations by
-  abiyeenzo (#914) and EDIT-Aeterna (#979); the rest was translated and the
+  @abiyeenzo (#914) and @EDIT-Aeterna (#979); the rest was translated and the
   whole catalog reviewed against the screens. Chinese text gets tight tracking
   and readable minimum sizes, and year-first dates read 2021年10月16日
   (German, @gekh, #1298).