tests

doc: fix documentation building #150

Job	Run time
py3.12 unit tests	18s
py3.9 unit tests	20s
py3.11 unit tests	16s
nix	41s
py3.13 unit tests	13s
py3.10 unit tests	17s
style	28s
minimum dependency versions	18s
doc	12s
	3m 3s

Provide feedback