Generalize nbands hack #749

Job	Run time
pyiron / commit-updated-env	13s
pyiron / build-docs	4m 10s
pyiron / benchmark-tests	3m 33s
pyiron / build-notebooks	5m 56s
pyiron / black	9s
pyiron / pip-check	3m 23s
pyiron / unit-tests (ubuntu-latest, 3.11)	3m 41s
pyiron / unit-tests (ubuntu-latest, 3.10)	3m 34s
pyiron / unit-tests (ubuntu-latest, 3.9)	3m 36s
pyiron / unit-tests (windows-latest, 3.11)	18m 3s
pyiron / unit-tests (macos-latest, 3.11)	5m 32s
pyiron / coveralls-and-codacy / Tests-and-Coverage	2m 15s
	54m 5s

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