8060161: re-examine sun/nio/cs/Test4200310.sh, test is invalid for modular image

To remove the invalid test case

Reviewed-by: alanb

jdk/test/sun/nio/cs/Test4200310.sh

@@ -1,41 +0,0 @@
-#
-# Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
-# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
-# 
-# This code is free software; you can redistribute it and/or modify it
-# under the terms of the GNU General Public License version 2 only, as
-# published by the Free Software Foundation.
-# 
-# This code is distributed in the hope that it will 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
-# version 2 for more details (a copy is included in the LICENSE file that
-# accompanied this code).
-# 
-# You should have received a copy of the GNU General Public License version
-# 2 along with this work; if not, write to the Free Software Foundation,
-# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
-# 
-# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
-# or visit www.oracle.com if you need additional information or have any
-# questions.
-#
-# @test
-# @bug 4200310
-# @summary make sure class files are not duplicated between rt.jar,
-# charsets.jar, and localedata.jar
-# @author Norbert Lindenberg
-# @run shell Test4200310.sh
-
-2>&1 $TESTJAVA/bin/jar -tf "$TESTJAVA/jre/lib/rt.jar" > class-list
-2>&1 $TESTJAVA/bin/jar -tf "$TESTJAVA/jre/lib/charsets.jar" >> class-list
-2>&1 $TESTJAVA/bin/jar -tf "$TESTJAVA/jre/lib/ext/localedata.jar" >> class-list
-duplicates=`grep '\.class$' class-list | sort | uniq -d`
-
-rm -f class-list
-if [ "$duplicates" != "" ]; then
-   echo FAILED: $duplicates are duplicated between rt.jar, charsets.jar, and localedata.jar
-   exit 1
-fi
-
-exit 0