Fix error 400:CONNECTION_APP_VERSION_EMPTY when using temporary sessions
Fix error 400:CONNECTION_APP_VERSION_EMPTY when using temporary sessions

kyasabu/Telethon,expectocode/Telethon,LonamiWebs/Telethon,LonamiWebs/Telethon,andr-04/Telethon,LonamiWebs/Telethon,LonamiWebs/Telethon