Handle API changes from Rust. (#506)

There are some bad assumptions about profile changes in here.

* Remove assumption FIXME's

Profile changes that come from other members will be state event of None.

* Bump SDK version.

ElementX/Sources/Services/Timeline/TimelineItemContent/MessageTimelineItem.swift

@@ -30,12 +30,7 @@ struct MessageTimelineItem<Content: MessageContentProtocol> {
     let content: Content
 
     var id: String {
-        switch item.key() {
-        case .transactionId(let txnID):
-            return txnID
-        case .eventId(let eventID):
-            return eventID
-        }
+        item.uniqueIdentifier()
     }
 
     var body: String {

ElementX/Sources/Services/Timeline/TimelineItemContent/RoomTimelineItemProperties.swift

@@ -23,5 +23,5 @@ struct RoomTimelineItemProperties: Hashable {
     /// The aggregated reactions that have been sent for this item.
     var reactions: [AggregatedReaction] = []
     /// The delivery status for this item.
-    var deliveryStatus: TimelineItemDeliveryStatus = .unknown
+    var deliveryStatus: TimelineItemDeliveryStatus?
 }