Update InjectionTransientLifetimeManager.cs

Author: ENikS

src/Lifetime/InjectionTransientLifetimeManager.cs

@@ -8,9 +8,9 @@ namespace Unity.Microsoft.DependencyInjection.Lifetime
     /// except it makes container remember all Disposable objects it created. Once container
     /// is disposed all these objects are disposed as well.
     /// </summary>
-    internal class InjectionTransientLifetimeManager : LifetimeManager, 
-                                                       IFactoryLifetimeManager,
-                                                       ITypeLifetimeManager
+    public class InjectionTransientLifetimeManager : LifetimeManager, 
+                                                     IFactoryLifetimeManager,
+                                                     ITypeLifetimeManager
     {
         public override void SetValue(object newValue, ILifetimeContainer container = null)
         {
@@ -38,4 +38,4 @@ public override bool InUse
 
         #endregion
     }
-}
+}