optimizer_cost test fails if perfschema is not compiled in.

main.optimizer_costs 'innodb'            w4 [ fail ]

        Test ended at 2023-01-16 16:11:36

CURRENT_TEST: main.optimizer_costs

--- C:/projects/server/mysql-test/main/optimizer_costs.result	2023-01-16 15:51:35.224831000 +0000

+++ "C:\\projects\\server\\mysql-test\\main\\optimizer_costs.reject"	2023-01-16 16:11:34.393384900 +0000

@@ -344,4 +344,4 @@

 #

 # cleanup

 #

-Start_engines: 9  End_engines: 10

+Start_engines: 8  End_engines: 9

mysqltest: Result length mismatch

 - saving 'C:/projects/server/_build/mysql-test/var/4/log/main.optimizer_costs-innodb/' to 'C:/projects/server/_build/mysql-test/var/log/main.optimizer_costs-innodb/'

Retrying test main.optimizer_costs, attempt(2/2)...