Update Program.cs

Signed-off-by: Lev Rusanov <30170278+JDM170@users.noreply.github.com>

Program.cs

@@ -55,7 +55,7 @@ namespace domain_utility
             Console.WriteLine(message);
             Console.Write("> ");
             string remote = Console.ReadLine().Trim();
-            if (remote == string.Empty || remote.Length == 0)
+            if (string.IsNullOrWhiteSpace(remote))
                 InputData(message, callback, withClear, withChecks);
             Console.WriteLine();
             if (withChecks)