GH-2655 - Find child relationships reliable.

Don't exclude relationships only by their field name but also by their target entity.

Author: meistermeier

src/main/java/org/springframework/data/neo4j/core/mapping/DefaultNeo4jPersistentEntity.java

@@ -482,8 +482,9 @@ public Collection<RelationshipDescription> getRelationshipsInHierarchy(Predicate
 			childDescription.getRelationships().forEach(concreteRelationship -> {
 
 				String fieldName = concreteRelationship.getFieldName();
+				NodeDescription<?> target = concreteRelationship.getTarget();
 
-				if (relationships.stream().noneMatch(relationship -> relationship.getFieldName().equals(fieldName))) {
+				if (relationships.stream().noneMatch(relationship -> relationship.getFieldName().equals(fieldName) && relationship.getTarget().equals(target))) {
 					relationships.add(concreteRelationship);
 				}
 			});