Add a warning to the Link New Device instructions. (#5916)

ElementX/Sources/Generated/Strings.swift

@@ -2218,6 +2218,8 @@ internal nonisolated enum L10n {
   internal static func screenLinkNewDeviceDesktopTitle(_ p1: Any) -> String {
     return L10n.tr("Localizable", "screen_link_new_device_desktop_title", String(describing: p1))
   }
+  /// Only scan a QR code after following the steps above on your own device. Never scan a code sent by another person.
+  internal static var screenLinkNewDeviceDesktopWarning: String { return L10n.tr("Localizable", "screen_link_new_device_desktop_warning") }
   /// The numbers don’t match
   internal static var screenLinkNewDeviceEnterNumberErrorNumbersDoNotMatch: String { return L10n.tr("Localizable", "screen_link_new_device_enter_number_error_numbers_do_not_match") }
   /// Enter 2-digit code

ElementX/Sources/Screens/QRCodeLoginScreen/View/QRCodeLoginScreen.swift

@@ -75,12 +75,19 @@ struct QRCodeLoginScreen: View {
     
     private var linkDesktopInstructionsContent: some View {
         FullscreenDialog(topPadding: 24, horizontalPadding: 24) {
-            VStack(alignment: .leading, spacing: 40) {
+            VStack(alignment: .leading, spacing: 32) {
                 TitleAndIcon(title: L10n.screenLinkNewDeviceDesktopTitle(InfoPlistReader.main.productionAppName),
                              icon: \.computer,
                              iconStyle: .default)
+                    .padding(.bottom, 8)
                 
                 SFNumberedListView(items: context.viewState.instructions.linkDesktopItems)
+                
+                Text(L10n.screenLinkNewDeviceDesktopWarning)
+                    .font(.compound.bodyMDSemibold)
+                    .foregroundStyle(.compound.textCriticalPrimary)
+                    .padding(16)
+                    .background(.compound.bgCriticalSubtle, in: .rect(cornerRadius: 14))
             }
         } bottomContent: {
             Button(L10n.screenLinkNewDeviceDesktopSubmit) {