gh-105812: [PoC] add :deco: role and adapt some rst files #72

Job	Run time
i686-pc-windows-msvc/msvc (Debug)	21m 21s
i686-pc-windows-msvc/msvc (Release)	27m 33s
x86_64-pc-windows-msvc/msvc (Debug)	19m 10s
x86_64-pc-windows-msvc/msvc (Release)	29m 56s
aarch64-pc-windows-msvc/msvc (Debug)	4m 27s
aarch64-pc-windows-msvc/msvc (Release)	6m 16s
x86_64-apple-darwin/clang (Debug)	12m 39s
x86_64-apple-darwin/clang (Release)	18m 38s
aarch64-apple-darwin/clang (Debug)	10m 44s
aarch64-apple-darwin/clang (Release)	15m 46s
x86_64-unknown-linux-gnu/gcc (Debug)	8m 55s
x86_64-unknown-linux-gnu/gcc (Release)	13m 8s
x86_64-unknown-linux-gnu/clang (Debug)	8m 31s
x86_64-unknown-linux-gnu/clang (Release)	12m 40s
aarch64-unknown-linux-gnu/gcc (Debug)	1h 17m 56s
aarch64-unknown-linux-gnu/gcc (Release)	56m 36s
aarch64-unknown-linux-gnu/clang (Debug)	1h 10m 9s
aarch64-unknown-linux-gnu/clang (Release)	38m 28s
	7h 32m 53s

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