Disable removal of Web.Spa 6.0 templates

Author: captainsafia

src/ProjectTemplates/Shared/TemplatePackageInstaller.cs

@@ -38,7 +38,7 @@ internal static class TemplatePackageInstaller
             "Microsoft.DotNet.Web.Spa.ProjectTemplates.3.0",
             "Microsoft.DotNet.Web.Spa.ProjectTemplates.3.1",
             "Microsoft.DotNet.Web.Spa.ProjectTemplates.5.0",
-            "Microsoft.DotNet.Web.Spa.ProjectTemplates.6.0",
+            // "Microsoft.DotNet.Web.Spa.ProjectTemplates.6.0",
             "Microsoft.DotNet.Web.Spa.ProjectTemplates",
             "Microsoft.AspNetCore.Blazor.Templates",
         };