Fix copy

Signal/src/Loki/View Controllers/NewClosedGroupVC.swift

@@ -122,7 +122,7 @@ final class NewClosedGroupVC : UIViewController, UITableViewDataSource, UITableV
         OWSProfileManager.shared().addThread(toProfileWhitelist: thread)
         ModalActivityIndicatorViewController.present(fromViewController: navigationController!, canCancel: false) { [weak self] modalActivityIndicator in
             let message = TSOutgoingMessage(in: thread, groupMetaMessage: .new, expiresInSeconds: 0)
-            message.update(withCustomMessage: NSLocalizedString("GROUP_CREATED", comment: ""))
+            message.update(withCustomMessage: "Closed group created")
             DispatchQueue.main.async {
                 SSKEnvironment.shared.messageSender.send(message, success: {
                     DispatchQueue.main.async {

SignalServiceKit/src/Messages/TSGroupModel.m

@@ -104,10 +104,12 @@ const int32_t kGroupIdLength = 16;
     if (self == newModel) {
         return NSLocalizedString(@"GROUP_UPDATED", @"");
     }
-    if (![_groupName isEqual:newModel.groupName] && newModel.groupName.length != 0) {
-        updatedGroupInfoString = [updatedGroupInfoString
-            stringByAppendingString:[NSString stringWithFormat:NSLocalizedString(@"GROUP_TITLE_CHANGED", @""),
-                                                               newModel.groupName]];
+    if (![_groupName isEqual:newModel.groupName]) {
+        if (newModel.groupName.length == 0) {
+            updatedGroupInfoString = [updatedGroupInfoString stringByAppendingString:@"Closed group created"];
+        } else {
+            updatedGroupInfoString = [updatedGroupInfoString stringByAppendingString:[NSString stringWithFormat:NSLocalizedString(@"GROUP_TITLE_CHANGED", @""), newModel.groupName]];
+        }
     }
     if (_groupImage != nil && newModel.groupImage != nil &&
         !([UIImagePNGRepresentation(_groupImage) isEqualToData:UIImagePNGRepresentation(newModel.groupImage)])) {