Fix rocksdb tests on Windows

Author: vaintroub

storage/rocksdb/mysql-test/rocksdb/t/2pc_group_commit.test

@@ -1,6 +1,6 @@
 --source include/have_rocksdb.inc
 --source include/have_log_bin.inc
-
+--source include/not_windows.inc
 --echo # Disable for valgrind because this takes too long
 --source include/not_valgrind.inc
 

storage/rocksdb/mysql-test/rocksdb/t/bulk_load_unsorted.test

@@ -82,6 +82,7 @@ eval CREATE TABLE t3(a INT, b INT, PRIMARY KEY(a) COMMENT "$pk_cf")
 perl;
 my $fn = $ENV{'ROCKSDB_INFILE'};
 open(my $fh, '>', $fn) || die "perl open($fn): $!";
+binmode $fh;
 my $max = 5000000;
 my $sign = 1;
 for (my $ii = 0; $ii < $max; $ii++)