fix spider tests for --ps

spider tests use

--let $var= many;sql;statements
--eval $var

and this doesn't work in ps

storage/spider/mysql-test/spider/bugfix/t/mdev_20100.test

@@ -22,7 +22,9 @@ USE auto_test_remote;
 --connection child2_1
 --disable_query_log
 echo CHILD2_1_CREATE_TABLES;
+--disable_ps_protocol
 eval $CHILD2_1_CREATE_TABLES;
+--enable_ps_protocol
 --enable_query_log
 TRUNCATE TABLE mysql.general_log;
 
@@ -66,7 +68,9 @@ SELECT a, b, c FROM tbl_a PARTITION (pt2,pt3);
 
 --connection child2_1
 eval $CHILD2_1_SELECT_ARGUMENT1;
+--disable_ps_protocol
 eval $CHILD2_1_SELECT_TABLES;
+--enable_ps_protocol
 
 --echo
 --echo deinit

storage/spider/mysql-test/spider/bugfix/t/mdev_21884.test

@@ -22,7 +22,9 @@ USE auto_test_remote;
 --connection child2_1
 --disable_query_log
 echo CHILD2_1_CREATE_TABLES;
+--disable_ps_protocol
 eval $CHILD2_1_CREATE_TABLES;
+--enable_ps_protocol
 --enable_query_log
 TRUNCATE TABLE mysql.general_log;
 
@@ -78,7 +80,9 @@ SELECT STRAIGHT_JOIN b.a, b.b FROM tb_l a, tbl_a b WHERE a.a = b.a;
 --connection child2_1
 SET NAMES utf8;
 eval $CHILD2_1_SELECT_ARGUMENT1;
+--disable_ps_protocol
 eval $CHILD2_1_SELECT_TABLES;
+--enable_ps_protocol
 
 --echo
 --echo deinit

storage/spider/mysql-test/spider/bugfix/t/wrapper_mariadb.test

@@ -49,6 +49,8 @@ TRUNCATE TABLE mysql.general_log;
 SELECT * FROM tbl_a ORDER BY pkey;
 
 --connection child2_1
+# in --ps a query is logged differently in a general log
+replace_regex /order by t0.`pkey`/order by `pkey`/;
 eval $CHILD2_1_SELECT_ARGUMENT1;
 eval $CHILD2_1_SELECT_TABLES;
 

storage/spider/mysql-test/spider/t/partition_mrr.test

+--source include/no_protocol.inc
 --source ../include/partition_mrr_init.inc
 if (!$HAVE_PARTITION)
 {