[doc] Use Python 3.12 to create documentation #2597

Job	Run time
build (pypy3.7, wikipedia:en)	31m 43s
build (pypy3.7, wikisource:zh)	29m 17s
build (pypy3.10, wikipedia:en)	29m 46s
build (pypy3.10, wikisource:zh)	26m 42s
build (3.7, wikipedia:en)	23m 35s
build (3.7, wikisource:zh)	21m 39s
build (3.8, wikipedia:en)	23m 3s
build (3.8, wikisource:zh)	20m 52s
build (3.9, wikipedia:en)	24m 52s
build (3.9, wikisource:zh)	24m 3s
build (3.10, wikipedia:en)	24m 59s
build (3.10, wikisource:zh)	41m 11s
build (3.11, wikipedia:en)	23m 42s
build (3.11, wikisource:zh)	41m 9s
build (3.12, wikipedia:en)	24m 7s
build (3.12, wikisource:zh)	23m 10s
build (3.13.0-alpha - 3.13.0, wikipedia:en)	50s
build (3.13.0-alpha - 3.13.0, wikisource:zh)	46s
build (3.14-dev, wikipedia:en)	25m 20s
build (3.14-dev, wikisource:zh)	22m 16s
build (3.7, wikipedia:test)	19m 30s
build (3.7, false, wpbeta, en)	18m 44s
build (3.7, false, wpbeta, zh)	17m 48s
build (3.8, wsbeta:en)	17m 34s
build (3.7, wikidata:test)	17m 30s
build (3.9, wiktionary:ar, true)	17m 21s
build (3.7, wikidata:wikidata)	17m 4s
build (3.8, wowwiki:uk)	16m 18s
build (3, wikipedia:de, macOS-latest)	16m 17s
	10h 41m 8s

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