cleanup_wrapper(wrapper) cannot handle env[SKIP_CLEANUP=True]

[kefeimo]

As seen in the following log

            f"{str(Path(wrapper.volttron_home).parent)} wasn't cleaned!"

Didn't take into account when environment variable SKIP_CLEANUP=True

Expected result: handle SKIP_CLEANUP=True

    @pytest.fixture(scope="module",
                    params=[
                        dict(messagebus='zmq', ssl_auth=False),
                        # pytest.param(dict(messagebus='rmq', ssl_auth=True), marks=rmq_skipif),
                    ])
    def volttron_instance(request, **kwargs):
        """Fixture that returns a single instance of volttron platform for volttrontesting
    
        @param request: pytest request object
        @return: volttron platform instance
        """
        address = kwargs.pop("vip_address", get_rand_vip())
        wrapper = build_wrapper(address,
                                messagebus=request.param['messagebus'],
                                ssl_auth=request.param['ssl_auth'],
                                **kwargs)
        wrapper_pid = wrapper.p_process.pid
    
        try:
            yield wrapper
        except Exception as ex:
            print(ex.args)
        finally:
>           cleanup_wrapper(wrapper)

../../sandbox-volttron/env/lib/python3.10/site-packages/volttrontesting/fixtures/volttron_platform_fixtures.py:157: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

wrapper = volttron_home: /tmp/tmpjdt71_ns/volttron_home

    def cleanup_wrapper(wrapper):
        print('Shutting down instance: {0}, MESSAGE BUS: {1}'.format(wrapper.volttron_home, wrapper.messagebus))
        # if wrapper.is_running():
        #     wrapper.remove_all_agents()
        # Shutdown handles case where the platform hasn't started.
        wrapper.shutdown_platform()
        if wrapper.p_process is not None:
            if psutil.pid_exists(wrapper.p_process.pid):
                proc = psutil.Process(wrapper.p_process.pid)
                proc.terminate()
        if not wrapper.debug_mode:
>           assert not Path(wrapper.volttron_home).parent.exists(), \
                f"{str(Path(wrapper.volttron_home).parent)} wasn't cleaned!"
E           AssertionError: /tmp/tmpjdt71_ns wasn't cleaned!

../../sandbox-volttron/env/lib/python3.10/site-packages/volttrontesting/fixtures/volttron_platform_fixtures.py:90: AssertionError