fix: allow safe fresh-clone DryRun builds

src/MBN_STOCK_WEBVIEW.LegacyParityApp/App.xaml.cs

@@ -44,10 +44,19 @@ public partial class App : Application
 #else
         const bool isDebugBuild = false;
 #endif
-        var developmentLive = DevelopmentLiveLaunchBootstrap.TryApply(
-            DevelopmentLiveLaunchBootstrap.ResolveLaunchArguments(
+
+#if SOURCE_ONLY_RUNTIME
+        const bool isSourceOnlyBuild = true;
+#else
+        const bool isSourceOnlyBuild = false;
+#endif
+        var launchArguments = isSourceOnlyBuild
+            ? null
+            : DevelopmentLiveLaunchBootstrap.ResolveLaunchArguments(
                 args.Arguments,
-                Environment.GetCommandLineArgs()),
+                Environment.GetCommandLineArgs());
+        var developmentLive = DevelopmentLiveLaunchBootstrap.TryApply(
+            launchArguments,
             isDebugBuild);
         System.Diagnostics.Debug.WriteLine(
             $"Development Live bootstrap: {developmentLive.Code}");