SSDM-1594 update tests broken by adding new data sets

SVN: 33595

openbis/sourceTest/java/ch/systemsx/cisd/openbis/systemtest/server/CommonServerTestResources/experiment_adaptor_test__datasets.py

 def validate(experiment, isNew):
     try:
         assertEntitiesCount(experiment.dataSets(), 22, 'data sets')
-        assertEntities(experiment.dataSetsOfType('CONTAINER_TYPE'), ['CONTAINER_1', 'CONTAINER_2', 'ROOT_CONTAINER', '20081105092259000-19', '20110509092359990-10'], 'data sets of type CONTAINER_TYPE')
+        assertEntities(experiment.dataSetsOfType('CONTAINER_TYPE'), ['CONTAINER_1', 'CONTAINER_2', 'ROOT_CONTAINER', '20081105092259000-19', '20110509092359990-10', 'CONTAINER_3A', 'CONTAINER_3B'], 'data sets of type CONTAINER_TYPE')
     except Exception, ex:
         return ex.args[0]