Removed the scipy v1.16 dependency #100

Job	Run time
test (omnipath/licenses.ipynb)	1m 3s
test (bulk/rna.ipynb)	2m 3s
test (bench/rna.ipynb)	3m 0s
test (scell/rna_psbk.ipynb)	1m 37s
test (omnipath/orthologs.ipynb)	1m 31s
test (scell/rna_pstime.ipynb)	1m 51s
test (spatial/rna_visium.ipynb)	1m 39s
test (example.ipynb)	2m 11s
test (scell/rna_sc.ipynb)	1m 25s
	16m 20s

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