Fix order notes (#4121)

src/orders/components/OrderHistory/OrderHistory.tsx

@@ -95,6 +95,18 @@ const OrderHistory: React.FC<OrderHistoryProps> = props => {
                   />
                 );
               }
+
+              if (isTimelineEventOfType("note_updated", type)) {
+                return (
+                  <TimelineNote
+                    date={date}
+                    user={user}
+                    message={message}
+                    key={id}
+                  />
+                );
+              }
+
               if (isTimelineEventOfType("extendable", type)) {
                 return (
                   <ExtendedTimelineEvent

src/orders/components/OrderHistory/utils.tsx

@@ -46,6 +46,7 @@ const timelineEventTypes = {
     OrderEventsEnum.ORDER_LINE_DISCOUNT_REMOVED,
   ],
   note: [OrderEventsEnum.NOTE_ADDED],
+  note_updated: [OrderEventsEnum.NOTE_UPDATED],
   rawMessage: [
     OrderEventsEnum.OTHER,
     OrderEventsEnum.EXTERNAL_SERVICE_NOTIFICATION,
@@ -60,6 +61,7 @@ export const isTimelineEventOfType = (
     | "secondaryTitle"
     | "rawMessage"
     | "note"
+    | "note_updated"
     | "linked"
     | "discount",
   eventType: OrderEventsEnum,