Avoid ActivatorUtilities for IIS and HttpSys auth handlers #24150 (#28152)

Author: Tratcher

src/Servers/HttpSys/src/WebHostBuilderHttpSysExtensions.cs

@@ -29,6 +29,7 @@ public static IWebHostBuilder UseHttpSys(this IWebHostBuilder hostBuilder)
         {
             return hostBuilder.ConfigureServices(services => {
                 services.AddSingleton<IServer, MessagePump>();
+                services.AddTransient<AuthenticationHandler>();
                 services.AddSingleton<IServerIntegratedAuth>(services =>
                 {
                     var options = services.GetRequiredService<IOptions<HttpSysOptions>>().Value;

src/Servers/IIS/IIS/src/WebHostBuilderIISExtensions.cs

@@ -41,6 +41,7 @@ public static IWebHostBuilder UseIIS(this IWebHostBuilder hostBuilder)
                     services => {
                         services.AddSingleton(new IISNativeApplication(new NativeSafeHandle(iisConfigData.pNativeApplication)));
                         services.AddSingleton<IServer, IISHttpServer>();
+                        services.AddTransient<IISServerAuthenticationHandlerInternal>();
                         services.AddSingleton<IStartupFilter>(new IISServerSetupFilter(iisConfigData.pwzVirtualApplicationPath));
                         services.AddAuthenticationCore();
                         services.AddSingleton<IServerIntegratedAuth>(_ => new ServerIntegratedAuth()