Fix alternative centroid methods #2331

Job	Run time
docs	1m 55s
benchmarks	1m 24s
coverage	1m 28s
pin	2m 23s
pre-commit	53s
examples	2m 39s
test (ubuntu-latest, 3.11)	1m 13s
test (macos-latest, 3.11)	3m 6s
tutorials_list	4s
test (windows-latest, 3.11)	4m 39s
tutorials (tutorials/arm_repertoire.ipynb)	1m 16s
tutorials (tutorials/cma_mae.ipynb)	2m 11s
tutorials (tutorials/features/example.ipynb)	37s
tutorials (tutorials/fooling_mnist.ipynb)	2m 10s
tutorials (tutorials/lsi_mnist.ipynb)	3m 14s
tutorials (tutorials/lunar_lander.ipynb)	1m 53s
tutorials (tutorials/tom_cruise_dqd.ipynb)	6m 15s
deploy	0s
	37m 20s

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