notify pre-offer call message

SessionMessagingKit/Sending & Receiving/MessageSender.swift

@@ -219,6 +219,9 @@ public final class MessageSender : NSObject {
                         message.serverHash = hash
                         MessageSender.handleSuccessfulMessageSend(message, to: destination, isSyncMessage: isSyncMessage, using: transaction)
                         var shouldNotify = ((message is VisibleMessage || message is UnsendRequest) && !isSyncMessage)
+                        if let callMessage = message as? CallMessage, case .preOffer = callMessage.kind {
+                            shouldNotify = true
+                        }
                         /*
                         if let closedGroupControlMessage = message as? ClosedGroupControlMessage, case .new = closedGroupControlMessage.kind {
                             shouldNotify = true

SessionMessagingKit/Threads/TSThread.m

@@ -364,7 +364,7 @@ BOOL IsNoteToSelfEnabled(void)
 
     if (!self.shouldBeVisible) {
         self.shouldBeVisible = YES;
-        [super saveWithTransaction:transaction];
+        [self saveWithTransaction:transaction];
     } else {
         [self touchWithTransaction:transaction];
     }