Don't collapse metadata for edited message

ts/util/timelineUtil.ts

@@ -37,6 +37,7 @@ export enum UnreadIndicatorPlacement {
 export type MessageTimelineItemDataType = Readonly<{
   author: { id: string };
   deletedForEveryone?: boolean;
+  isEditedMessage?: boolean;
   reactions?: ReadonlyArray<unknown>;
   status?: LastMessageStatus;
   timestamp: number;
@@ -69,6 +70,10 @@ export function shouldCurrentMessageHideMetadata(
     return false;
   }
 
+  if (message.isEditedMessage) {
+    return false;
+  }
+
   const newerMessage = getMessageTimelineItemData(newerTimelineItem);
   if (!newerMessage) {
     return false;