fix: Cos Copilot told me to

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: DevJonny

src/InteractiveCLI/ServiceConfigurationHelpers/ServiceFactoryOptions.cs

@@ -3,6 +3,6 @@
 public class ServiceFactoryOptions<TService> where TService : class
 {
     public List<Action<TService, IServiceProvider>> ServiceActions { get; set; } = new();
-    public List<Func<IServiceProvider, object[]>> ConstructorArgumentProviders { get; set; } = new();
+    public IList<Func<IServiceProvider, object[]>> ConstructorArgumentProviders { get; private set; } = new List<Func<IServiceProvider, object[]>>();
     public Func<IServiceProvider, object[], TService>? CustomFactory { get; set; }
 }