surface message edit history (no edit_message tool - shard commits to its words)

src/socket.rs

@@ -379,6 +379,7 @@ async fn fetch_event(
                     body: text.body.clone(),
                     in_reply_to,
                     read_by: Vec::new(),
+                    edit_history: Vec::new(),
                 })
             }
             matrix_sdk::ruma::events::AnySyncMessageLikeEvent::Reaction(