canonical-json: Allow to converted (Sync)RoomRedactionEvent to RedactedBecause

With room version 11, even a redacted event has a redacts field.

crates/ruma-common/src/canonical_json.rs

@@ -11,7 +11,10 @@ pub use self::value::{CanonicalJsonObject, CanonicalJsonValue};
 use crate::RoomVersionId;
 #[cfg(feature = "events")]
 use crate::{
-    events::room::redaction::{OriginalRoomRedactionEvent, OriginalSyncRoomRedactionEvent},
+    events::room::redaction::{
+        OriginalRoomRedactionEvent, OriginalSyncRoomRedactionEvent, RoomRedactionEvent,
+        SyncRoomRedactionEvent,
+    },
     serde::Raw,
 };
 
@@ -150,6 +153,24 @@ impl TryFrom<&Raw<OriginalSyncRoomRedactionEvent>> for RedactedBecause {
     }
 }
 
+#[cfg(feature = "events")]
+impl TryFrom<&Raw<RoomRedactionEvent>> for RedactedBecause {
+    type Error = serde_json::Error;
+
+    fn try_from(value: &Raw<RoomRedactionEvent>) -> Result<Self, Self::Error> {
+        value.deserialize_as().map(Self)
+    }
+}
+
+#[cfg(feature = "events")]
+impl TryFrom<&Raw<SyncRoomRedactionEvent>> for RedactedBecause {
+    type Error = serde_json::Error;
+
+    fn try_from(value: &Raw<SyncRoomRedactionEvent>) -> Result<Self, Self::Error> {
+        value.deserialize_as().map(Self)
+    }
+}
+
 /// Redacts an event using the rules specified in the Matrix client-server specification.
 ///
 /// This is part of the process of signing an event.