tests: remove xfs/057 and xfs/058

These two IRIX and XFS-specific tests were just placeholders which
didn't actually test anything.  It also seems they were meant to use the
acl_get and acl_test programs, but those weren't even being compiled.
Get rid of all this unused stuff.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Reviewed-by: Eryu Guan <eguan@redhat.com>
Signed-off-by: Eryu Guan <eguan@redhat.com>

tests/xfs/058

@@ -1,46 +0,0 @@
-#! /bin/bash
-# FS QA Test No. 058
-#
-# Place holder test 068. Test some ACL API functions.
-#
-#-----------------------------------------------------------------------
-# Copyright (c) 2000-2002 Silicon Graphics, Inc.  All Rights Reserved.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it would be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write the Free Software Foundation,
-# Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
-#
-#-----------------------------------------------------------------------
-#
-
-seq=`basename $0`
-seqres=$RESULT_DIR/$seq
-echo "QA output created by $seq"
-
-here=`pwd`
-tmp=/tmp/$$
-status=1	# failure is the default!
-trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
-
-# get standard environment, filters and checks
-. ./common/rc
-. ./common/filter
-
-_notrun "Place holder for IRIX test 058"
-
-# real QA test starts here
-_supported_fs xfs
-_supported_os IRIX
-
-# success, all done
-status=0
-exit