stack_clash: Convert docs to docparse #1334

Job	Run time
job (debian:stable, gcc, i386)	7m 55s
job (debian:stable, ppc64el, powerpc64le-linux-gnu-gcc, 1, out, cross-compile)	6m 35s
job (debian:stable, arm64, aarch64-linux-gnu-gcc, 1, out, cross-compile)	8m 1s
job (debian:stable, s390x, s390x-linux-gnu-gcc, 1, out, cross-compile)	5m 56s
job (alpine:latest, gcc, asciidoctor)	6m 19s
job (debian:stable, gcc, out, minimal)	5m 59s
job (fedora:latest, clang, 1, asciidoctor-pdf)	8m 33s
job (centos:7, gcc, asciidoc-pdf, out)	5m 13s
job (debian:testing, gcc, asciidoctor-pdf)	9m 56s
job (debian:oldstable, clang)	8m 58s
job (opensuse/leap, gcc, asciidoc-pdf)	8m 46s
job (debian:oldstable, gcc, asciidoctor)	7m 16s
job (debian:testing, clang, asciidoctor-pdf)	9m 37s
job (ubuntu:jammy, gcc, asciidoctor, out)	7m 7s
job (ubuntu:bionic, gcc, asciidoc-pdf)	7m 24s
	1h 53m 35s

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