software/kvm: Test as real instantiation

Do not force --all for instance in order to test real instantiation.

software/kvm/test/test.py

@@ -60,8 +60,6 @@ skipUnlessKvm = unittest.skipUnless(has_kvm, 'kvm not loaded or not allowed')
 if has_kvm:
   setUpModule, InstanceTestCase = makeModuleSetUpAndTestCaseClass(
     os.path.join(os.path.dirname(__file__), 'test-software.cfg'))
-  # XXX Keep using slapos node instance --all, because of missing promises
-  InstanceTestCase.slap._force_slapos_node_instance_all = True
 else:
   setUpModule, InstanceTestCase = None, unittest.TestCase