docs(common): Update CHANGELOG.md and doc comments on DecryptedRoomEvent

Author: kaylendog

crates/matrix-sdk-common/CHANGELOG.md

@@ -8,7 +8,12 @@ All notable changes to this project will be documented in this file.
 
 ### Features
 
-- [**breaking**] Use `Raw<AnyTimelineEvent>` in place of `Raw<AnyMessageLikeEvent>` inside `DecryptedRoomEvent` ([#5512](https://github.com/matrix-org/matrix-rust-sdk/pull/5512/files)).
+- [**breaking**] Use `Raw<AnyTimelineEvent>` in place of `Raw<AnyMessageLikeEvent>`
+  inside `DecryptedRoomEvent`.
+  ([#5512](https://github.com/matrix-org/matrix-rust-sdk/pull/5512/files)).
+  Affects the following functions:
+  - `OlmMachine::decrypt_room_event` - existing matches on the result's event field
+     should be updated to `AnyTimelineEvent::MessageLike(AnyMessageLikeEvent::...)`
 
 ## [0.13.0] - 2025-07-10
 

crates/matrix-sdk-common/src/deserialized_responses.rs

@@ -837,7 +837,8 @@ impl fmt::Debug for TimelineEventKind {
 pub struct DecryptedRoomEvent {
     /// The decrypted event.
     ///
-    /// Note: it's not an error that this contains an `AnyMessageLikeEvent`: an
+    /// Note: it's not an error that this contains an [`AnyTimelineEvent`]
+    /// (as opposed to an [`AnySyncTimelineEvent`]): an
     /// encrypted payload *always contains* a room id, by the [spec].
     ///
     /// [spec]: https://spec.matrix.org/v1.12/client-server-api/#mmegolmv1aes-sha2