Update NuGetCommands commands in XPlat to debug mode only (#6906)

Author: Nigusu-Allehu

src/NuGet.Core/NuGet.CommandLine.XPlat/Program.cs

@@ -8,10 +8,10 @@
 using System.Linq;
 using System.Threading;
 using Microsoft.Extensions.CommandLineUtils;
-using NuGet.CommandLine.XPlat.Commands.Package.Update;
 using NuGet.Commands;
 using NuGet.Common;
 #if DEBUG
+using NuGet.CommandLine.XPlat.Commands.Package.Update;
 using NuGet.CommandLine.XPlat.Commands.Package.PackageDownload;
 #endif
 
@@ -102,8 +102,8 @@ public static int MainInternal(string[] args, CommandOutputLogger log, IEnvironm
                     rootCommand.Subcommands.Add(packageCommand);
 
                     PackageSearchCommand.Register(packageCommand, getHidePrefixLogger);
-                    PackageUpdateCommand.Register(packageCommand, interactiveOption);
 #if DEBUG
+                    PackageUpdateCommand.Register(packageCommand, interactiveOption);
                     PackageDownloadCommand.Register(packageCommand, interactiveOption);
 #endif
                 }
@@ -252,7 +252,13 @@ private static bool IsSystemCommandLineParsedCommand(string[] args)
             if (args.Length >= 2 && arg0 == "package")
             {
                 string arg1 = args[1];
-                if (arg1 == "search" || arg1 == "update" || arg1 == "download")
+#if DEBUG
+                if (arg1 == "update" || arg1 == "download")
+                {
+                    return true;
+                }
+#endif
+                if (arg1 == "search")
                 {
                     return true;
                 }