crypto_box_easy support #507

Job	Run time
Python 3.7 on macos-13	2m 43s
Python 3.7 on Windows x86	2m 22s
Python 3.12 on macos-13	2m 54s
Linux docs	1m 6s
Python 3.8 on Windows x86	2m 56s
Python 3.12 (minimal build) on macos-13	2m 44s
Linux meta	51s
Python 3.9 on Windows x86	2m 57s
Python 3.12 on macos-latest	1m 57s
Linux mypy	1m 3s
Python 3.10 on Windows x86	2m 55s
Python 3.12 (minimal build) on macos-latest	1m 30s
Linux pypy3	1m 7s
Python 3.11 on Windows x86	2m 24s
Linux pypy3	1m 6s
Python 3.12 on Windows x86	2m 51s
Linux py37	1m 7s
Python 3.7 on Windows x64	2m 19s
Linux py38	1m 6s
Python 3.8 on Windows x64	1m 46s
Linux py39	1m 9s
Python 3.9 on Windows x64	1m 53s
Linux py310	1m 8s
Python 3.10 on Windows x64	2m 6s
Linux py311	1m 7s
Python 3.11 on Windows x64	2m 13s
Linux py312	1m 8s
Python 3.12 on Windows x64	2m 16s
Linux py312 system	1m 6s
Linux py312 minimal	1m 7s
	54m 57s

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