Remove obsolete ckdnsrps.sh script

As dnsrps and native test cases have been properly split up, the
ckdnsrps.sh script is no longer used anywhere, as the logic for
selecting these test cases is handled by pytest.

bin/tests/system/ckdnsrps.sh

@@ -1,89 +0,0 @@
-#!/bin/sh
-
-# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
-#
-# SPDX-License-Identifier: MPL-2.0
-#
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0.  If a copy of the MPL was not distributed with this
-# file, you can obtain one at https://mozilla.org/MPL/2.0/.
-#
-# See the COPYRIGHT file distributed with this work for additional
-# information regarding copyright ownership.
-
-set -e
-
-# Say on stdout whether to test DNSRPS
-#	and creates dnsrps.conf
-# Note that dnsrps.conf is included in named.conf
-#	and differs from dnsrpz.conf which is used by dnsrpzd.
-
-. ../conf.sh
-
-DNSRPS_CMD=../rpz/dnsrps
-
-AS_NS=
-TEST_DNSRPS=
-MCONF=dnsrps.conf
-USAGE="$0: [-xAD] [-M dnsrps.conf]"
-while getopts "xADM:S:" c; do
-  case $c in
-    x)
-      set -x
-      DEBUG=-x
-      ;;
-    A) AS_NS=yes ;;
-    D) TEST_DNSRPS=yes ;;
-    M) MCONF="$OPTARG" ;;
-    *)
-      echo "$USAGE" 1>&2
-      exit 1
-      ;;
-  esac
-done
-shift $(expr $OPTIND - 1 || true)
-if [ "$#" -ne 0 ]; then
-  echo "$USAGE" 1>&2
-  exit 1
-fi
-
-# erase any existing conf files
-cat /dev/null >$MCONF
-
-add_conf() {
-  echo "$*" >>$MCONF
-}
-
-if ! $FEATURETEST --enable-dnsrps; then
-  if [ -n "$TEST_DNSRPS" ]; then
-    add_conf "## DNSRPS disabled at compile time"
-  fi
-  add_conf "#skip"
-  exit 0
-fi
-
-if [ -z "$TEST_DNSRPS" ]; then
-  add_conf "## testing with native RPZ"
-  add_conf '#skip'
-  exit 0
-else
-  add_conf "## testing with DNSRPS"
-fi
-
-if [ ! -x "$DNSRPS_CMD" ]; then
-  add_conf "## make $DNSRPS_CMD to test DNSRPS"
-  add_conf '#skip'
-  exit 0
-fi
-
-if $DNSRPS_CMD -a >/dev/null; then
-  :
-else
-  add_conf "## DNSRPS provider library is not available"
-  add_conf '#skip'
-  exit 0
-fi
-
-add_conf 'dnsrps-options { log-level 3 };'
-add_conf 'dnsrps-enable yes;'
-add_conf 'dnsrps-library "../../rpz/testlib/.libs/libdummyrpz.so";'