V03 issue643 - on_cleanup now works (needed by redisqueue ) #655

Job	Run time
static_flow test on ubuntu-20.04	7m 33s
static_flow test on ubuntu-22.04	8m 30s
flakey_broker test on ubuntu-20.04	12m 15s
flakey_broker test on ubuntu-22.04	11m 41s
dynamic_flow test on ubuntu-20.04	28m 29s
dynamic_flow test on ubuntu-22.04	27m 14s
restart_server test on ubuntu-20.04	11m 48s
restart_server test on ubuntu-22.04	10m 35s
	1h 58m 5s

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