Update PackageManagerClientViewModel.cs

Author: reddyashish

src/DynamoCoreWpf/ViewModels/PackageManager/PackageManagerClientViewModel.cs

@@ -950,7 +950,7 @@ internal async void ExecutePackageDownload(string name, PackageVersion package,
                     // also identify packages that have a dynamo engine version less than 3.x as a special case,
                     // as Dynamo 3.x uses .net8 and older versions used .net framework - these packages may not be compatible.
                     // This check will return empty if the current major version is not 3.
-                    var preDYN3Deps = newPackageHeaders.Where(dep => dynamoVersion.Major == 4 && Version.Parse(dep.engine_version).Major < dynamoVersion.Major);
+                    var preDYN4Deps = newPackageHeaders.Where(dep => dynamoVersion.Major == 4 && Version.Parse(dep.engine_version).Major < dynamoVersion.Major);
 
                     // If any of the required packages use a newer version of Dynamo, show a dialog to the user
                     // allowing them to cancel the package download