fix(chat): Undo removing of chat message insertion

Inadvertently removed in 919c6c9fe7

src/chatlog/chatwidget.cpp

@@ -537,6 +537,8 @@ void ChatWidget::insertChatlines(std::map<ChatLogIdx, ChatLine::Ptr> chatLines)
         auto idx = chatLine.first;
         auto const& l = chatLine.second;
 
+        chatLineStorage->insertChatMessage(idx, chatLog.at(idx).getTimestamp(), l);
+
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 15, 0))
         auto date = chatLog.at(idx).getTimestamp().date().startOfDay();
 #else