Update backup export to remove storySentTimestamp.

app/src/main/java/org/thoughtcrime/securesms/backup/v2/exporters/ChatItemArchiveExporter.kt

@@ -866,7 +866,6 @@ private fun BackupMessageRecord.toRemoteDirectStoryReplyMessage(mediaArchiveEnab
   val isReaction = MessageTypes.isStoryReaction(this.type)
 
   return DirectStoryReplyMessage(
-    storySentTimestamp = this.parentStoryId.takeUnless { it == MessageTable.PARENT_STORY_MISSING_ID },
     emoji = if (isReaction) {
       this.body
     } else {

app/src/main/java/org/thoughtcrime/securesms/backup/v2/importer/ChatItemArchiveImporter.kt

@@ -877,7 +877,7 @@ class ChatItemArchiveImporter(
   }
 
   private fun ContentValues.addDirectStoryReply(directStoryReply: DirectStoryReplyMessage) {
-    put(MessageTable.PARENT_STORY_ID, directStoryReply.storySentTimestamp?.takeUnless { it == 0L } ?: MessageTable.PARENT_STORY_MISSING_ID)
+    put(MessageTable.PARENT_STORY_ID, MessageTable.PARENT_STORY_MISSING_ID)
 
     if (directStoryReply.emoji != null) {
       put(MessageTable.BODY, directStoryReply.emoji)

app/src/main/protowire/Backup.proto

@@ -461,7 +461,7 @@ message DirectStoryReplyMessage {
   }
 
   repeated Reaction reactions = 3;
-  optional uint64 storySentTimestamp = 4;
+  reserved /*storySentTimestamp*/ 4;
 }
 
 message PaymentNotification {