Fix tests for numpy 2.0 #967

Job	Run time
Py3.10 mindeps	4m 58s
Py3.11 mindeps	5m 54s
Py3.11 no visualization + coverage	8m 8s
Py3.8 mindeps	3m 11s
Py3.9 noviz	5m 37s
Py3.9 all	5m 58s
Py3.11 dev	6m 39s
Py3.11 viz	6m 58s
Py3.11 all dev	7m 3s
Py3.8 mindeps and CASA	39s
Py3.11, noviz, dev	6m 53s
Py3.8 noviz (except CASA)	3m 56s
Py3.11 noviz (except CASA) MacOS X	3m 29s
Py3.11, noviz Windows	10m 32s
Py3.11, noviz, dev; Windows	10m 32s
Documentation	1m 16s
	1h 31m 43s

Provide feedback