testnode: ScalabilityTestRunner: Fix typo

erp5/util/testnode/ScalabilityTestRunner.py

@@ -61,7 +61,7 @@ class ScalabilityTestRunner():
     certificate = self.testnode.test_suite_portal.getSlaposAccountCertificate()
     self.slapos_controler.createSlaposConfigurationFileAccount(key,certificate,
                                     self.testnode.config)
-    self.slapos_communicator = SlapOSMasterCommunicator(key, certificate,
+    self.slapos_communicator = SlapOSMasterCommunicator.SlapOSMasterCommunicator(key, certificate,
                                  'https://rest.slapos.org/Base_getHateoasMaster')
     self.remaining_software_installation_dict = {}