Update breaking-changes.md

Closes #36172
https://github.com/dart-lang/sdk/pull/36172

GitOrigin-RevId: 9cdf8c273fd887c82ccc61ff963e31343ad2780a
Change-Id: I200beb7667fad38abcf5b5e25ebbdfbd41c61d5a
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/96920
Reviewed-by: Michael Thomsen <mit@google.com>
Commit-Queue: Michael Thomsen <mit@google.com>
diff --git a/docs/process/breaking-changes.md b/docs/process/breaking-changes.md
index 5f250af..5ed9bcb 100644
--- a/docs/process/breaking-changes.md
+++ b/docs/process/breaking-changes.md
@@ -66,7 +66,7 @@
 
 [TODO: Link to an issue template for this]
 
-* Email `announce@dartlang.org, flutter-announce@googlegroups.com` :
+* Email Dart Announce (`announce@dartlang.org`):
 
   * Subject: 'Breaking change [bug ID]: [short summary]'