tests: remove unused Data::Dumper perl module

The module is not needed anymore (was used during development).
Despite being a Perl core module, platforms like CentOS don't install
it by default.  Reported by Bruno Haible at
https://lists.gnu.org/r/coreutils/2018-06/msg00093.html.

* tests/misc/csplit-suppress-matched.pl: Remove Data::Dumper.

diff --git a/tests/misc/csplit-suppress-matched.pl b/tests/misc/csplit-suppress-matched.pl
index 416a5bca3a62e5e64f1a0cf801c5b8e094ddfaf6..ec47252eacf1425af20d6b864d4c60acd30905db 100755 (executable)
--- a/tests/misc/csplit-suppress-matched.pl
+++ b/tests/misc/csplit-suppress-matched.pl
@@ -16,7 +16,6 @@
 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 use strict;
-use Data::Dumper;
 
 my $limits = getlimits ();