LMS-2440 Fixing broken tests.

...neric/server/dataaccess/db/EntityPropertyTypeDAOTest.java

...enbis/generic/server/dataaccess/db/ExperimentDAOTest.java

...d/openbis/generic/server/dataaccess/db/SampleDAOTest.java

...temsx/cisd/openbis/systemtest/ExperimentBrowsingTest.java

...urceTest/sql/postgresql/078/020=experiment_properties.tsv

...ourceTest/sql/postgresql/078/040=sample_relationships.tsv

openbis/sourceTest/sql/postgresql/078/043=samples_all.tsv