Add support for Python 3.12. #531

Job	Run time
checks / check-style	1m 32s
wheel-build / compute-matrix	4s
checks / other-checks	36s
wheel-build / 12.5.1, 3.12, amd64, rockylinux8	3m 47s
conda-python-build / compute-matrix	9s
conda-python-build / build (amd64, 3.10, 11.8.0, ubuntu22.04)	3m 6s
conda-python-build / build (amd64, 3.10, 12.5.1, ubuntu22.04)	3m 12s
conda-python-build / build (amd64, 3.11, 11.8.0, ubuntu22.04)	3m 15s
conda-python-build / build (amd64, 3.11, 12.5.1, ubuntu22.04)	3m 3s
conda-python-build / build (amd64, 3.12, 11.8.0, ubuntu22.04)	3m 57s
conda-python-build / build (amd64, 3.12, 12.5.1, ubuntu22.04)	3m 9s
conda-python-build / build (arm64, 3.10, 11.8.0, ubuntu22.04)	2m 48s
conda-python-build / build (arm64, 3.10, 12.5.1, ubuntu22.04)	2m 38s
conda-python-build / build (arm64, 3.11, 11.8.0, ubuntu22.04)	2m 33s
conda-python-build / build (arm64, 3.11, 12.5.1, ubuntu22.04)	2m 31s
conda-python-build / build (arm64, 3.12, 11.8.0, ubuntu22.04)	3m 18s
conda-python-build / build (arm64, 3.12, 12.5.1, ubuntu22.04)	3m 18s
docs-build / build	3m 38s
conda-python-tests / compute-matrix	8s
conda-python-tests / 11.8.0, 3.10, amd64, rockylinux8, v100, earliest-driver, oldest-deps	1h 2m 3s
conda-python-tests / 12.5.1, 3.12, amd64, ubuntu22.04, v100, latest-driver, latest-deps	3m 17s
conda-python-tests / 12.0.1, 3.11, arm64, ubuntu20.04, a100, latest-driver, latest-deps	50m 20s
pr-builder	0s
	2h 42m 22s

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