convertGiftToStars
suspend fun TelegramBot.convertGiftToStars(businessConnectionId: BusinessConnectionId, ownedGiftId: GiftId): Boolean
suspend fun TelegramBot.convertGiftToStars(businessConnectionId: BusinessConnectionId, gift: Gift.Regular): Boolean
suspend fun TelegramBot.convertGiftToStars(businessConnectionId: BusinessConnectionId, ownedGiftId: GiftId, keepOriginalDetails: Boolean = false, starCount: Int? = null): Boolean
suspend fun TelegramBot.convertGiftToStars(businessConnectionId: BusinessConnectionId, gift: Gift.Regular, keepOriginalDetails: Boolean = false): Boolean