BIS-1096: Bugfix, avoid duplicated property type creations

test-integration/sourceTest/java/ch/ethz/sis/openbis/systemtests/IntegrationSessionWorkspaceTest.java

@@ -126,7 +126,7 @@ public class IntegrationSessionWorkspaceTest extends AbstractIntegrationTest
 
         assertNotNull(validationPlugin);
 
-        assertEquals(validationPlugin.getName(), "EXPERIMENTAL_STEP.EXPERIMENTAL_STEP.EXPERIMENTAL_STEP.EXPERIMENTAL_STEP.date_range_validation");
+        assertEquals(validationPlugin.getName(), "EXPERIMENTAL_STEP.EXPERIMENTAL_STEP.EXPERIMENTAL_STEP.date_range_validation");
         assertTrue(validationPlugin.getScript().contains("\"End date cannot be before start date!\""));
 
         openBIS.logout();