sys-process/nq: Move from sys-apps

I didn't realize sys-process was a group, this is a better place for it.

Comparisons to nq are the likes of `at`, which are also found in this
group

Signed-off-by: Marco Sirabella <marco@sirabella.org>

sys-process/nq/nq-0.4.ebuild

@@ -0,0 +1,38 @@
+# Copyright 2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+DESCRIPTION="Unix command line queue utility"
+HOMEPAGE="https://git.vuxu.org/nq/about/"
+SRC_URI="https://git.vuxu.org/${PN}/snapshot/${P}.tar.gz"
+
+LICENSE="public-domain"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+
+IUSE="-shell +tq test"
+RESTRICT="!test? ( test )"
+REQUIRED_USE="shell? ( !test )" # shell alternatives currently fail tests
+
+DEPEND=""
+RDEPEND="
+	shell? ( sys-apps/util-linux sys-apps/coreutils )
+	tq? ( || ( app-misc/tmux app-misc/screen ) )
+"
+BDEPEND="test? ( dev-lang/perl )"
+
+DOCS=( README.md NEWS.md )
+
+src_compile() {
+	if use shell; then
+		cp nq.sh nq
+		cp fq.sh fq
+	fi
+	emake CFLAGS="${CFLAGS} -Wno-unused-result"
+}
+
+src_install() {
+	emake DESTDIR="${D}" PREFIX=/usr ALL="nq fq $(usev tq)" install
+	einstalldocs
+}