Added dummy files for credential data of passkeys.

Telegram/SourceFiles/data/data_passkey_deserialize.cpp

@@ -0,0 +1,31 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+
+#include "data/data_passkey_deserialize.h"
+
+namespace Data::Passkey {
+
+std::optional<RegisterData> DeserializeRegisterData(
+		const QByteArray &jsonData) {
+	return std::nullopt;
+}
+
+std::string SerializeClientDataCreate(const QByteArray &challenge) {
+	return std::string();
+}
+
+std::string SerializeClientDataGet(const QByteArray &challenge) {
+	return std::string();
+}
+
+std::optional<LoginData> DeserializeLoginData(
+		const QByteArray &jsonData) {
+	return std::nullopt;
+}
+
+} // namespace Data::Passkey