Update Views repo to pull view receipts instead of read receipts.

app/src/main/java/org/thoughtcrime/securesms/stories/viewer/views/StoryViewsRepository.kt

@@ -14,7 +14,7 @@ class StoryViewsRepository {
       fun refresh() {
         emitter.onNext(
           SignalDatabase.groupReceipts.getGroupReceiptInfo(storyId).filter {
-            it.status == GroupReceiptDatabase.STATUS_READ
+            it.status == GroupReceiptDatabase.STATUS_VIEWED
           }.map {
             StoryViewItemData(
               recipient = Recipient.resolved(it.recipientId),