HHH-15591 Add @FailureExpected to failing tests

Author: dreab8

hibernate-core/src/test/java/org/hibernate/orm/test/jpa/mapping/UnidirectionalOneToManyOrderColumnTest.java

@@ -16,6 +16,7 @@
 import jakarta.persistence.Table;
 
 import org.hibernate.testing.orm.junit.EntityManagerFactoryScope;
+import org.hibernate.testing.orm.junit.FailureExpected;
 import org.hibernate.testing.orm.junit.JiraKey;
 import org.hibernate.testing.orm.junit.Jpa;
 
@@ -177,6 +178,7 @@ public void testRemovingOneAndAddingTwoElements(EntityManagerFactoryScope scope)
 	}
 
 	@Test
+	@FailureExpected(jiraKey = "HHH-15591")
 	public void testSwapElementsAtZeroAndOne(EntityManagerFactoryScope scope) {
 		long parentId = scope.fromTransaction(
 				entityManager -> {
@@ -197,14 +199,15 @@ public void testSwapElementsAtZeroAndOne(EntityManagerFactoryScope scope) {
 					ChildData child1 = children.get( 1 );
 					children.set(0, child1);
 					children.set(1, child0);
-					
+
 					return parent.id;
 				}
 		);
 		// if the above works, then test on {"Two", "One"}
 	}
 
 	@Test
+	@FailureExpected(jiraKey = "HHH-15591")
 	public void testAddAtZeroDeleteAtTwo(EntityManagerFactoryScope scope) {
 		long parentId = scope.fromTransaction(
 				entityManager -> {