Remove extra space for "send" commands


mysql-test/extra/rpl_tests/rpl_truncate_helper.test:
  Get $SERVER_VERSION from the mysqld
mysql-test/r/flush_table.result:
  Remove extra space for "send" commands
mysql-test/r/handler_innodb.result:
  Remove extra space for "send" commands
mysql-test/r/lock_multi.result:
  Remove extra space for "send" commands
mysql-test/r/log_tables.result:
  Remove extra space for "send" commands