setup-util-bash: fix manjaro conflict #688

Job	Run time
homebrew-macos-test	3m 22s
login-shells-and-linting	3m 31s
fresh-macos-test	3m 22s
distro-test (ubuntu:latest)	3m 14s
distro-test (fedora:latest)	3m 15s
distro-test (debian:latest)	3m 16s
distro-test (alpine:latest)	3m 14s
distro-test (manjarolinux/base)	3m 16s
distro-test (opensuse/leap)	3m 17s
distro-test (opensuse/tumbleweed)	3m 16s
distro-test (kalilinux/kali-rolling)	3m 16s
	36m 19s

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