MDEV-4262 - P_S discovery

Discover P_S tables automatically.

Most of this patch is code clean-up:
- removed tests and code responsible for P_S tables correctness verification
- always return error from ha_perfschema::create()
- install/upgrade scripts won't create P_S tables anymore

mysql-test/suite/perfschema/t/tampered_perfschema_table1-master.opt

@@ -1 +0,0 @@
---loose-debug=+d,tampered_perfschema_table1

mysql-test/suite/perfschema/t/tampered_perfschema_table1.test

@@ -1,25 +0,0 @@
-# Tests for PERFORMANCE_SCHEMA
-
-# This test uses error injection,
-# see PFS_engine_table_share::check_all_tables()
-
-# Verify that the server starts even when a performance schema table
-# is corrupted, with an incompatible change.
-# Verify that using that table nicely fails.
-# Verify that other tables are not affected.
-
---source include/have_debug.inc
---source include/not_embedded.inc
---source include/have_perfschema.inc
-
-call mtr.add_suppression(
-"Column count of performance_schema.setup_instruments is wrong. "
-"Expected 4, found 3. The table is probably corrupted");
-
---error ER_WRONG_NATIVE_TABLE_STRUCTURE
-select * from performance_schema.setup_instruments limit 1;
-
---disable_result_log
-select * from performance_schema.setup_consumers limit 1;
---enable_result_log
-