Reword changelog

Author: JonRowe

Changelog.md

@@ -3,8 +3,8 @@
 
 Bug Fixes:
 
-* Fix `have_enqueued_mail` wrongful failure when expecting no enqueued mail but
-  a non-mail job is enqueued. (David Runger, #2793)
+* Fix issue with `have_enqueued_mail` when jobs were incorrectly matched due
+  to refactoring in #2780. (David Runger, #2793)
 
 ### 7.0.1 / 2024-09-03
 [Full Changelog](https://github.com/rspec/rspec-rails/compare/v7.0.0...v7.0.1)