ci: bump actions/{checkout,upload-artifact,download-artifact} v4 -> v5 #61

Job	Run time
Build Python 3.12.13 / Build Python for iOS and macOS	39s
Build Python 3.12.13 / Build Python for Windows	28s
Build Python 3.12.13 / Build Python for Linux	23s
Build Python 3.13.14 / Build Python for Windows	27s
Build Python 3.12.13 / Build Python for Android	37s
Build Python 3.14.6 / Build Python for Windows	34s
Build Python 3.13.14 / Build Python for Android	38s
Build Python 3.13.14 / Build Python for iOS and macOS	39s
Build Python 3.14.6 / Build Python for iOS and macOS	25s
Build Python 3.14.6 / Build Python for Android	38s
Build Python 3.14.6 / Build Python for Linux	22s
Build Python 3.13.14 / Build Python for Linux	23s
Publish Release Assets	1s
Build Python 3.14.6 / Build Python for iOS and macOS	17m 18s
Build Python 3.12.13 / Build Python for iOS and macOS	20m 43s
Build Python 3.14.6 / Build Python for Windows	5m 39s
Build Python 3.12.13 / Build Python for Windows	3m 38s
Build Python 3.13.14 / Build Python for Linux	20s
Build Python 3.14.6 / Build Python for Android	7m 37s
Build Python 3.13.14 / Build Python for Windows	5m 4s
Build Python 3.13.14 / Build Python for iOS and macOS	16m 58s
Build Python 3.12.13 / Build Python for Android	7m 14s
Build Python 3.13.14 / Build Python for Android	6m 56s
Build Python 3.12.13 / Build Python for Linux	23s
Build Python 3.14.6 / Build Python for Linux	22s
Publish Release Assets	-1s
	1h 38m 25s

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