back to older numpy... #388

Job	Run time
build (3.9, Arbor)	52s
build (3.9, Brian2:2.4)	1m 7s
build (3.9, Brian2)	54s
build (3.9, EDEN)	46s
build (3.9, NEST:2.20.0)	3m 42s
build (3.9, NEST:3.3)	4m 18s
build (3.9, PyNEST)	4m 18s
build (3.9, PyNEST:2.20.0)	3m 53s
build (3.9, PyNEST:3.1)	4m 21s
build (3.9, NEURON:7.8.2)	52s
build (3.9, PyNEURON:8.0.2)	48s
build (3.9, PyNN)	57s
build (3.9, PyNN_Brian2)	1m 2s
build (3.9, PyNN_NEURON)	58s
build (3.9, PyNN_Nest)	4m 28s
build (3.9, PyNN_NeuroML)	1m 6s
build (3.9, NetPyNE)	1m 19s
build (3.9, PyLEMS)	46s
build (3.9, PyLEMS_NeuroML2)	50s
build (3.9, jLEMS)	1m 13s
build (3.9, jNeuroML)	57s
build (3.9, jNeuroML:v0.12.3)	53s
build (3.9, jNeuroML_Brian2)	1m 0s
build (3.9, jNeuroML_EDEN)	55s
build (3.9, jNeuroML_NEURON:8.2.1)	55s
build (3.9, jNeuroML_NetPyNE)	1m 27s
build (3.9, jNeuroML_PyNN_NEURON)	1m 8s
build (3.9, jNeuroML_validate)	52s
build (3.9, jNeuroML_validatev1)	49s
build (3.9, Py_neuroConstruct)	1m 12s
build (3.9, pyNeuroML)	54s
build (3.9, pyNeuroML_validate_sbml)	1m 0s
build (3.9, jNeuroML_Moose)	1m 37s
build (3.9, MOOSE:3.1.5)	45s
build (3.9, XPP)	58s
	53m 52s

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