MDEV-17421: mtr does not restart the server whose parameters were changed

remove tests that rely on specific execution order

mysql-test/suite/rpl/r/mtr_restart_t1.result

-include/master-slave.inc
-[connection master]
-include/rpl_stop_server.inc [server_number=1]
-new auto_increment_offset=111
-include/rpl_end.inc

mysql-test/suite/rpl/r/mtr_restart_t2.result

-include/master-slave.inc
-[connection master]
-auto_increment_offset=1
-include/rpl_end.inc

mysql-test/suite/rpl/t/mtr_restart_t1.test

-# This test verifies that mtr will restart the mysqld process,
-# whose parameters were changed during the test. The verification
-# itself is carried out in the following mtr_restart_t2 test.
-# If mtr restart the mysqld process, then the auto_increment_offset
-# parameter value will be reset to the default ("1"), but if there
-# is no restart, then we will see the changed value ("111") during
-# the next test.
-#
---source include/have_binlog_format_row.inc
---source include/master-slave.inc
-
-connection master;
-
-let $auto_increment_offset = `SELECT @@global.auto_increment_offset`;
-
---let $rpl_server_number=1
-source include/rpl_stop_server.inc;
---let $rpl_server_parameters=--auto-increment-offset=111
---let $keep_include_silent=1
-source include/rpl_start_server.inc;
---let $keep_include_silent=0
-
-let $auto_increment_offset_new = `SELECT @@global.auto_increment_offset`;
---echo new auto_increment_offset=$auto_increment_offset_new
-
---disable_query_log
---eval SET @@global.auto_increment_offset = $auto_increment_offset;
---enable_query_log
-
---connection master
---source include/rpl_end.inc

mysql-test/suite/rpl/t/mtr_restart_t2.test

-# This test verifies that mtr will restart the mysqld process,
-# whose parameters were changed during the previous test. If mtr
-# restart the mysqld process, then the auto_increment_offsert
-# parameter value will be reset to the default ("1"), but if there
-# is no restart, then we will see the changed value ("111") in
-# this test.
-#
---source include/have_binlog_format_row.inc
---source include/master-slave.inc
-
-connection master;
-
-let $auto_increment_offset = `SELECT @@global.auto_increment_offset`;
-
---echo auto_increment_offset=$auto_increment_offset
-
---connection master
---source include/rpl_end.inc