Prepare changelog for v28.1.0-rc.1

CHANGELOG.md

@@ -1,3 +1,21 @@
+Changes in [28.1.0-rc.1](https://github.com/matrix-org/matrix-js-sdk/releases/tag/v28.1.0-rc.1) (2023-09-05)
+============================================================================================================
+
+## 🦖 Deprecations
+ * Deprecate `MatrixClient.checkUserTrust` ([\#3691](https://github.com/matrix-org/matrix-js-sdk/pull/3691)).
+ * Deprecate `MatrixClient.{prepare,create}KeyBackupVersion` in favour of new `CryptoApi.resetKeyBackup` API ([\#3689](https://github.com/matrix-org/matrix-js-sdk/pull/3689)).
+
+## ✨ Features
+ * Allow calls without ICE/TURN/STUN servers ([\#3695](https://github.com/matrix-org/matrix-js-sdk/pull/3695)).
+ * Emit summary update event ([\#3687](https://github.com/matrix-org/matrix-js-sdk/pull/3687)). Fixes vector-im/element-web#26033.
+ * ElementR: Update `CryptoApi.userHasCrossSigningKeys` ([\#3646](https://github.com/matrix-org/matrix-js-sdk/pull/3646)). Contributed by @florianduros.
+ * Add `join_rule` field to /publicRooms response ([\#3673](https://github.com/matrix-org/matrix-js-sdk/pull/3673)). Contributed by @charlynguyen.
+ * Use sender instead of content.creator field on m.room.create events ([\#3675](https://github.com/matrix-org/matrix-js-sdk/pull/3675)).
+
+## 🐛 Bug Fixes
+ * Provide better error for ICE Server SyntaxError ([\#3694](https://github.com/matrix-org/matrix-js-sdk/pull/3694)). Fixes vector-im/element-web#21804.
+ * Legacy crypto: re-check key backup after `bootstrapSecretStorage` ([\#3692](https://github.com/matrix-org/matrix-js-sdk/pull/3692)). Fixes vector-im/element-web#26115.
+
 Changes in [28.0.0](https://github.com/matrix-org/matrix-js-sdk/releases/tag/v28.0.0) (2023-08-29)
 ==================================================================================================