chmod02.c: Block mode changes of symlinks #14

Job	Run time
job (debian:stable, gcc, i386)	59s
job (debian:stable, ppc64el, powerpc64le-linux-gnu-gcc, 1, out, cross-compile)	59s
job (debian:stable, arm64, aarch64-linux-gnu-gcc, 1, out, cross-compile)	59s
job (debian:stable, s390x, s390x-linux-gnu-gcc, 1, out, cross-compile)	59s
job (alpine:latest, gcc, asciidoctor)	1m 0s
job (debian:stable, gcc, out, minimal)	1m 1s
job (opensuse/archive:42.2, gcc)	59s
job (quay.io/centos/centos:stream9, gcc, asciidoc-pdf, out)	57s
job (debian:testing, gcc, asciidoctor-pdf)	59s
job (debian:oldstable, clang)	1m 0s
job (fedora:latest, clang, 1, asciidoctor-pdf)	56s
job (opensuse/leap:latest, gcc, asciidoc-pdf)	58s
job (debian:oldstable, gcc, asciidoctor)	1m 0s
job (debian:testing, clang, asciidoctor-pdf)	59s
job (ubuntu:jammy, gcc, asciidoctor, out)	59s
job (ubuntu:bionic, gcc, asciidoc-pdf)	57s
	15m 41s

Provide feedback