Test that __DATA__ handles work with Nested.pm

aggtests-nested/data_handle.t

@@ -0,0 +1,11 @@
+#!/usr/bin/perl
+
+use strict;
+use warnings;
+
+use Test::More tests => 1;
+
+is scalar(<DATA>), "aggregation!\n", 'data handle is accessible';
+
+__DATA__
+aggregation!

t/nested.t

@@ -14,7 +14,7 @@ my $dump = 'dump.t';
 my $tests = Test::Aggregate::Nested->new(
     {   verbose         => 2,
         shuffle         => 1,
-        dirs            => 'aggtests',
+        dirs            => [ 'aggtests', 'aggtests-nested' ],
         set_filenames   => 1,
         findbin         => 1,
         test_nowarnings => 0,