ENH: Allow third-party packages to register IO engines #23917

Job	Run time
Linux-32-bit	19m 18s
python-dev	0s
Linux-Musl	15m 29s
Pyodide build	23m 47s
windows-latest actions-312.yaml	37m 51s
macos-13 actions-310.yaml	47m 45s
macos-13 actions-312.yaml	39m 53s
windows-latest actions-310.yaml	36m 20s
windows-latest actions-311.yaml	37m 17s
macos-14 actions-312.yaml	32m 17s
windows-latest actions-313.yaml	44m 9s
macos-13 actions-311.yaml	37m 34s
macos-13 actions-313.yaml	39m 13s
macos-14 actions-311.yaml	30m 5s
macos-14 actions-310.yaml	17m 8s
macos-14 actions-313.yaml	27m 21s
Numpy Dev	16m 19s
Locale: zh_CN	24m 15s
ubuntu-24.04-arm actions-313.yaml	35m 57s
Future infer strings (without pyarrow)	39m 17s
ubuntu-24.04 actions-311.yaml	43m 0s
ubuntu-24.04 actions-312.yaml	44m 54s
ubuntu-24.04-arm actions-312.yaml	35m 51s
Freethreading	22m 51s
Minimum Versions	23m 1s
Future infer strings	45m 16s
Downstream Compat	5m 25s
ubuntu-24.04 actions-313.yaml	48m 17s
Pypy	1m 19s
ubuntu-24.04-arm actions-311.yaml	34m 17s
Locale: it_IT	23m 39s
Pyarrow Nightly	20m 27s
ubuntu-24.04 actions-310.yaml	46m 35s
ubuntu-24.04-arm actions-310.yaml	35m 37s
	17h 11m 44s

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