reclassify fix for #2489 in CHANGELOG

CHANGELOG.adoc

@@ -11,12 +11,15 @@ _No changes since previous release._
 
 == 2.3.13 (2024-02-16) - @mojavelinux
 
+Improvements::
+
+* support toc start at value for page numbering and running content when toc is added using macro (#2489)
+
 Bug Fixes::
 
 * don't drop text on line above inline image macro in running content value (#2495)
 * when looking for a value that only contains an image macro, match the whole string instead of per line (#2495)
 * don't warn about missing character in fallback font when inline image is advanced to next page (#2492)
-* support toc start at value for page numbering and running content when toc is added using macro (#2489)
 * fix page number of index entries in prepress book when page numbering starts at toc or after toc and toc is inserted using macro (#2487)
 
 === Details