Add ProximityArchive for novelty search #2446

Job	Run time
coverage	2m 26s
examples	3m 21s
docs	2m 4s
benchmarks	1m 55s
pin	1m 28s
pre-commit	1m 21s
test (ubuntu-latest, 3.12)	1m 32s
test (macos-latest, 3.12)	1m 24s
tutorials_list	3s
test (windows-latest, 3.12)	1m 22s
tutorials (tutorials/arm_repertoire.ipynb)	1m 28s
tutorials (tutorials/cma_mae.ipynb)	8m 20s
tutorials (tutorials/features/example.ipynb)	40s
tutorials (tutorials/fooling_mnist.ipynb)	4m 59s
tutorials (tutorials/lsi_mnist.ipynb)	9m 4s
tutorials (tutorials/lunar_lander.ipynb)	10m 1s
tutorials (tutorials/scalable_cma_mae.ipynb)	4m 59s
deploy	0s
	56m 27s

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