Fix buildbot failure: take into account that there is no optimizer_switch flag

for table elimination in debug builds.
(part 2)

mysql-test/r/subselect_sj.result

@@ -202,7 +202,7 @@ BUG#37120 optimizer_switch allowable values not according to specification
 
 select @@optimizer_switch;
 @@optimizer_switch
-index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_condition_pushdown=on,firstmatch=on,loosescan=on,materialization=on,semijoin=on,table_elimination=on
+index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_condition_pushdown=on,firstmatch=on,loosescan=on,materialization=on,semijoin=on
 set optimizer_switch='default,materialization=off';
 select @@optimizer_switch;
 @@optimizer_switch

mysql-test/r/subselect_sj_jcl6.result

@@ -206,7 +206,7 @@ BUG#37120 optimizer_switch allowable values not according to specification
 
 select @@optimizer_switch;
 @@optimizer_switch
-index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_condition_pushdown=on,firstmatch=on,loosescan=on,materialization=on,semijoin=on,table_elimination=on
+index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_condition_pushdown=on,firstmatch=on,loosescan=on,materialization=on,semijoin=on
 set optimizer_switch='default,materialization=off';
 select @@optimizer_switch;
 @@optimizer_switch

mysql-test/t/subselect_sj.test

@@ -96,6 +96,7 @@ explain extended select * from t1 where a in (select pk from t10 where pk<3);
 --echo BUG#37120 optimizer_switch allowable values not according to specification
 --echo
 
+--replace_regex /,table_elimination=on//
 select @@optimizer_switch; 
 
 set optimizer_switch='default,materialization=off';