Changelog typo.

Author: jcoupey

CHANGELOG.md

@@ -33,7 +33,7 @@
 - Refactor gain evaluation in operators to ease code maintenance and extension (#1266)
 - Remove `LOG_LS_OPERATORS` (#1263)
 - Update README to clarify high-level purpose and usage of the project (#1264)
-- Remove unused breaks_travel_margin members from TWRoute and associated code (#1295)
+- Remove unused `breaks_travel_margin` members from TWRoute and associated code (#1295)
 - Run routing requests in parallel (#1218)
 - Refactor parallel solving (#1305)