More test fixes

Author: DavidBoike

src/AcceptanceTestsShared/When_using_different_persistence.cs

@@ -18,7 +18,6 @@ public async Task Should_not_execute_installers()
             .Run();
 
         // If installers were run, we'd get an System.Exception: "ConnectionBuilder must be defined."
-        Assert.That(context.EndpointsStarted, Is.True);
     }
 
     public class Context : ScenarioContext

src/AcceptanceTestsShared/When_using_outbox_but_no_sagas.cs

@@ -17,8 +17,6 @@ public async Task Should_be_able_to_start_the_endpoint()
             .WithEndpoint<OutboxEndpointWithSagasDisabled>()
             .Done(c => c.EndpointsStarted)
             .Run();
-
-        Assert.That(context.EndpointsStarted, Is.True);
     }
 
     public class Context : ScenarioContext