Adaptation to XSD v3.18.0

Signed-off-by: reinaortega <miguelangel.reinaortega@etsi.org>

OneM2M_Testcases_CSE_Release_3.ttcn

@@ -250,7 +250,7 @@ module OneM2M_Testcases_CSE_Release_3 {
 						var template RequestPrimitive v_createRequest := m_createAe(PX_TS_AE1.appId);
 						var template PrimitiveContent v_contentResponse;
 						
-						v_createRequest.primitiveContent.aE.contentSerialization := {applicationxml};
+						v_createRequest.primitiveContent.aE.contentSerialization := {xml};
 						v_contentResponse.aE := mw_contentAeBase;
 						v_contentResponse.aE.contentSerialization := ?;