fix changelog (#2869)

Author: sl0thentr0py

CHANGELOG.md

@@ -1,7 +1,5 @@
 ## 6.4.0
 
-- Queue time capture for Rack ([#2838](https://github.com/getsentry/sentry-ruby/pull/2838))
-
 ### Features
 
 - Add support for OTLP ingestion in `sentry-opentelemetry` ([#2853](https://github.com/getsentry/sentry-ruby/pull/2853))
@@ -25,6 +23,7 @@
   If you were using the `SpanProcessor` before, we recommend migrating over to `config.otlp` since it's a much simpler setup.
 
 - Treat Sidekiq nil retry as true ([#2864](https://github.com/getsentry/sentry-ruby/pull/2864))
+- Queue time capture for Rack ([#2838](https://github.com/getsentry/sentry-ruby/pull/2838))
 
 ### Bug Fixes