Mask out *_Master_Log_Pos in rpl_ssl test; it varies depending on binlog format


mysql-test/t/rpl_ssl.test:
  Mask out *_Master_Log_Pos in rpl_ssl test; it varies depending on binlog format
mysql-test/r/rpl_ssl.result:
  Mask out *_Master_Log_Pos in rpl_ssl test; it varies depending on binlog format