Fixed xml type name

pdp-testutils/src/test/resources/conformance/xacml-3.0-from-2.0-ct/optional/IIA002/IIA002AttributeProvider.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <tns:attributeProvider id="test" xmlns:tns="http://authzforce.github.io/core/xmlns/pdp/6.0" xmlns="urn:oasis:names:tc:xacml:3.0:core:schema:wd-17" xmlns:test="http://authzforce.github.io/core/xmlns/test/3"
-	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="test:TestAttributeProvider">
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="test:TestAttributeProviderDescriptor">
 	<Attributes Category="urn:oasis:names:tc:xacml:1.0:subject-category:access-subject">
 		<Attribute AttributeId="urn:oasis:names:tc:xacml:1.0:example:attribute:role" IncludeInResult="false">
 			<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">Physician</AttributeValue>