namespace test failing with q35 on centos

CentOS q35 CI failing:

```
=== RUN   TestHostNetworkingRequested
--- FAIL: TestHostNetworkingRequested (0.01s)
    assertions.go:239: 
                          
	Error Trace:	network_test.go:99
        
	Error:      	Should be true
```

See https://github.com/kata-containers/runtime/pull/1587.