sys-apps/sparc-utils: remove unused file

Closes: https://github.com/gentoo/gentoo/pull/8039

sys-apps/sparc-utils/files/audioctl.init

@@ -1,22 +0,0 @@
-#!/sbin/openrc-run
-# Copyright 1999-2004 Gentoo Foundation
-# Distributed under the terms of the GNU General Public License v2
-
-checkconfig() {
-	if [ -z "${PARAMS}" ]
-	then
-		eerror "Please make sure that /etc/conf.d/audioctl has \$PARAMS set"
-		return 1
-	fi
-}
-start() {
-	checkconfig || return 1
-
-	ebegin "Starting audioctl"
-	if [ -n "${DEVICE}" ]; then
-		/usr/bin/audioctl -f ${DEVICE} -nw ${PARAMS}
-	else
-		/usr/bin/audioctl -nw ${PARAMS}
-	fi
-	eend $?
-}