Add some Windows on ARM special cases.

Telegram/SourceFiles/boxes/about_box.cpp

@@ -100,6 +100,8 @@ void AboutBox::showVersionHistory() {
 			url += u"win/%1.zip"_q;
 		} else if (Platform::IsWindows64Bit()) {
 			url += u"win64/%1.zip"_q;
+		} else if (Platform::IsWindowsARM64()) {
+			url += u"winarm/%1.zip"_q;
 		} else if (Platform::IsMac()) {
 			url += u"mac/%1.zip"_q;
 		} else if (Platform::IsLinux()) {
@@ -155,6 +157,8 @@ QString currentVersionText() {
 	}
 	if (Platform::IsWindows64Bit()) {
 		result += " x64";
+	} else if (Platform::IsWindowsARM64()) {
+		result += " arm64";
 	}
 	return result;
 }

Telegram/SourceFiles/core/crash_reports.cpp

@@ -296,13 +296,17 @@ bool DumpCallback(const google_breakpad::MinidumpDescriptor &md, void *context,
 
 QString PlatformString() {
 	if (Platform::IsWindowsStoreBuild()) {
-		return Platform::IsWindows64Bit()
+		return Platform::IsWindowsARM64()
+			? u"WinStoreARM64"_q
+			: Platform::IsWindows64Bit()
 			? u"WinStore64Bit"_q
 			: u"WinStore32Bit"_q;
 	} else if (Platform::IsWindows32Bit()) {
 		return u"Windows32Bit"_q;
 	} else if (Platform::IsWindows64Bit()) {
 		return u"Windows64Bit"_q;
+	} else if (Platform::IsWindowsARM64()) {
+		return u"WindowsARM64"_q;
 	} else if (Platform::IsMacStoreBuild()) {
 		return u"MacAppStore"_q;
 	} else if (Platform::IsMac()) {