Fix test

tests/modules/vpcs/test_vpcs_vm.py

@@ -154,7 +154,7 @@ def test_add_nio_binding_tap(vm, ethernet_device):
     with patch("gns3server.modules.base_manager.BaseManager._has_privileged_access", return_value=True):
         nio = VPCS.instance().create_nio(vm.vpcs_path, {"type": "nio_tap", "tap_device": ethernet_device})
         vm.port_add_nio_binding(0, nio)
-        assert nio.tap_device == "test"
+        assert nio.tap_device == ethernet_device
 
 
 # def test_add_nio_binding_tap_no_privileged_access(vm):