Fixed build against fmt 11.

src/RegisterPage.cpp

@@ -4,6 +4,8 @@
 
 #include <set>
 
+#include <fmt/ranges.h>
+
 #include <mtx/responses/common.hpp>
 #include <mtx/responses/register.hpp>
 #include <mtx/responses/version.hpp>

src/Utils.cpp

@@ -26,6 +26,7 @@
 #include <QWindow>
 #include <QXmlStreamReader>
 
+#include <fmt/ranges.h>
 #include <nlohmann/json.hpp>
 
 #include <cmark.h>

src/encryption/DeviceVerificationFlow.cpp

@@ -9,6 +9,7 @@
 #include <QDateTime>
 #include <QTimer>
 
+#include <fmt/ranges.h>
 #include <nlohmann/json.hpp>
 
 #include "Cache.h"