Add changelog entry for opentripplanner#5393 [ci skip]

Author: OTP Changelog Bot

doc/user/Changelog.md

@@ -63,6 +63,7 @@ based on merged pull requests. Search GitHub issues and pull requests for smalle
 - Detect JSON array in addition to JSON objects when including a file in the config. [#6307](https://github.com/opentripplanner/OpenTripPlanner/pull/6307)
 - Use WCAG recommendation to fill in GTFS route text color if it is missing [#6308](https://github.com/opentripplanner/OpenTripPlanner/pull/6308)
 - Rename `otp-shaded-jar` artifact and fix deployment to Maven Central [#6331](https://github.com/opentripplanner/OpenTripPlanner/pull/6331)
+- Add query for cancelled trips to GTFS GraphQL API [#5393](https://github.com/opentripplanner/OpenTripPlanner/pull/5393)
 [](AUTOMATIC_CHANGELOG_PLACEHOLDER_DO_NOT_REMOVE)
 
 ## 2.6.0 (2024-09-18)