[Bug] unable to bind generics in installer #293

Describe the bug
Following this issue: https://stackoverflow.com/questions/45970666/zenject-install-generic-binding
I'm having the same bug with trying to bind a generic with installer

To Reproduce
Create a installer:

using UnityEngine;
using Zenject;

public class EntityHandlerInstaller : MonoInstaller
{
    public override void InstallBindings()
    {
         Container.Bind(typeof(IEntityHandlerSystem<>)).To(typeof(EntityHandlerSystem<>)).AsSingle();
    }
}         

Expected behavior
To use generics

Extenject and Unity info (please complete the following information):

• Zenject version: Unity Plugin
• Unity version: Unity 6