Update changelog

Author: vkbo

CHANGELOG.md

@@ -30,6 +30,10 @@ an issue with the Importance labels not being updated in the tabs for tags.
 * When selecting to edit a tag or reference from the panel below the Document Viewer, the editor
   now scrolls to the relevant heading as it does in the viewer. Issue #1983. PR #1987.
 
+**Internationalisation**
+
+* Latin American Spanish translation updated by Tommy Marplatt (@tmarplatt). PR #1989.
+
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 ## Version 2.5 [2024-07-10]