Move bn and evp test programs input data to their respective data dir

use Math::BigInt;

use OpenSSL::Test qw/:DEFAULT srctop_file/;

use OpenSSL::Test qw/:DEFAULT data_file/;

setup("test_bn");

plan tests => 1 + scalar(@files);

foreach my $f ( @files ) {

    ok(run(test(["bntest", srctop_file("test", $f)])),

    ok(run(test(["bntest", data_file($f)])),

        "running bntest $f");

}

ok(run(test(["bntest"])), "running bntest");