fixup! Fix GetTypeUsingProjection for multilevel criteria subqueries

Fixes #1312

Author: bahusoid

src/NHibernate.Test/Async/Criteria/Lambda/SubQueryIntegrationFixture.cs

@@ -171,6 +171,9 @@ public async Task SubQueryAsync()
 		[Test]
 		public async Task ThreeLevelSubqueryAsync()
 		{
+			if (!Dialect.SupportsScalarSubSelects)
+				Assert.Ignore("Dialect does not support scalar sub-select");
+
 			Person p = null;
 			var detachedCriteria2 = DetachedCriteria.For<Person>("vf_inner_2")
 				.SetProjection(Projections.Id())

src/NHibernate.Test/Criteria/Lambda/SubQueryIntegrationFixture.cs

@@ -160,6 +160,9 @@ public void SubQuery()
 		[Test]
 		public void ThreeLevelSubquery()
 		{
+			if (!Dialect.SupportsScalarSubSelects)
+				Assert.Ignore("Dialect does not support scalar sub-select");
+
 			Person p = null;
 			var detachedCriteria2 = DetachedCriteria.For<Person>("vf_inner_2")
 				.SetProjection(Projections.Id())