Add CHANGELOG entry

jeremyFreeAgent · jeremyFreeAgent · commit 93d50f0325ce · 2020-04-30T11:29:02.000+02:00
diff --git a/src/Symfony/Component/Notifier/CHANGELOG.md b/src/Symfony/Component/Notifier/CHANGELOG.md
@@ -4,6 +4,7 @@ CHANGELOG
 5.1.0
 -----
 
+ * [BC BREAK] The `TransportExceptionInterface::send()` and `AbstractTransport::doSend()` methods changed to return a `SentMessage` instance instead of `void`.
  * Added the Mattermost notifier bridge
 * [BC BREAK] The `ChatMessage::fromNotification()` method's `$recipient` and `$transport`
   arguments were removed.
