SES-1785 - do not sync data extraction messages

Author: ThomasSession

app/src/main/java/org/session/libsession/messaging/sending_receiving/MessageSender.kt

@@ -18,6 +18,7 @@ import org.session.libsession.messaging.jobs.MessageSendJob
 import org.session.libsession.messaging.messages.Destination
 import org.session.libsession.messaging.messages.Message
 import org.session.libsession.messaging.messages.applyExpiryMode
+import org.session.libsession.messaging.messages.control.DataExtractionNotification
 import org.session.libsession.messaging.messages.control.ExpirationTimerUpdate
 import org.session.libsession.messaging.messages.control.GroupUpdated
 import org.session.libsession.messaging.messages.control.UnsendRequest
@@ -492,10 +493,10 @@ class MessageSender @Inject constructor(
             storage.updateReactionIfNeeded(message, message.sender?:userPublicKey, openGroupSentTimestamp)
         }
         // Sync the message if:
-        // • it's a visible message
         // • the destination was a contact
         // • we didn't sync it already
-        if (destination is Destination.Contact && !isSyncMessage) {
+        // • the message is NOT a DataExtractionNotification
+        if (destination is Destination.Contact && !isSyncMessage && message !is DataExtractionNotification) {
             if (message is VisibleMessage) message.syncTarget = destination.publicKey
             if (message is ExpirationTimerUpdate) message.syncTarget = destination.publicKey