Fix changelog DS (#1527)

Author: marandaneto

CHANGELOG.md

@@ -802,7 +802,6 @@ options.beforeSend = (event, {hint}) {
 - Bump Cocoa SDK from v7.23.0 to v7.25.1 ([#993](https://github.com/getsentry/sentry-dart/pull/993), [#996](https://github.com/getsentry/sentry-dart/pull/996), [#1000](https://github.com/getsentry/sentry-dart/pull/1000), [#1007](https://github.com/getsentry/sentry-dart/pull/1007))
   - [changelog](https://github.com/getsentry/sentry-cocoa/blob/master/CHANGELOG.md#7251)
   - [diff](https://github.com/getsentry/sentry-cocoa/compare/7.23.0...7.25.1)
-- Dynamic sampling ([#1004](https://github.com/getsentry/sentry-dart/pull/1004))
 
 ## 6.9.1