add change note

Author: erik-krogh

change-notes/1.26/analysis-javascript.md

@@ -28,6 +28,7 @@
 |--------------------------------|------------------------------|---------------------------------------------------------------------------|
 | Incomplete URL substring sanitization (`js/incomplete-url-substring-sanitization`) | More results | This query now recognizes additional URLs when the substring check is an inclusion check. |
 | Ambiguous HTML id attribute (`js/duplicate-html-id`) | Results no longer shown | Precision tag reduced to "low". The query is no longer run by default. |
+| Unused loop iteration variable (`js/unused-loop-variable`) | Fewer results | This query no longer flags variables in a destructuring array assignment that are not the last variable in the destructed array. |
 
 
 ## Changes to libraries