updated test case for SELECT DISTINCT coredump

.bzrignore

@@ -400,3 +400,4 @@ mysql-test/var/lib/test/test2.MYD
 mysql-test/var/lib/test/test2.MYI
 mysql-test/var/run/mysqld.pid
 mysql-test/var/tmp/mysql.sock
+mysql-test/var/lib/mysql-bin.008

mysql-test/r/3.23/sel000100.result

+key_link_id	link	
+NULL	NULL	

mysql-test/t/3.23/sel000100.test

@@ -21,7 +21,7 @@ CREATE TABLE test2 (
   KEY NAME (NAME)
 );
 
-@r/3.23/sel000100.res SELECT DISTINCT
+@r/3.23/sel000100.result SELECT DISTINCT
     test2.id AS key_link_id,
     test2.name AS link
 FROM test1