docs: remove broken `$name$map`'s document #3359

Job	Run time
macos-14 (release)	11m 24s
macos-12 with pre-built binary (release)	8s
windows-latest (devel)	30m 56s
macos-14 with pre-built binary (release)	7s
windows-latest (release)	30m 50s
windows-latest with pre-built binary (oldrel-1)	26s
ubuntu-latest (devel)	19m 42s
windows-latest with pre-built binary (release)	9s
ubuntu-latest (release)	10m 25s
windows-latest with pre-built binary (devel)	10s
ubuntu-latest (oldrel-1)	10m 25s
macos-14 (release) full-features	10m 17s
ubuntu-latest with pre-built binary (oldrel-1)	6s
windows-latest (release) full-features	31m 9s
ubuntu-latest with pre-built binary (release)	8s
ubuntu-latest (release) full-features	10m 56s
ubuntu-latest with pre-built binary (devel)	4s
	2h 47m 22s

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