Remove references to innodb_additional_mem_pool_size

This setting is gone from both MySQL and MariaDB.

src/server/storage/mysql-global-mobile.conf

@@ -37,10 +37,6 @@ collation_server=utf8_general_ci
 # use InnoDB for transactions and better crash recovery
 default_storage_engine=innodb
 
-# memory pool InnoDB uses to store data dictionary information and other internal data structures (default:1M)
-# Deprecated in MySQL >= 5.6.3
-innodb_additional_mem_pool_size=1M
-
 # memory buffer InnoDB uses to cache data and indexes of its tables (default:128M)
 # Larger values means less I/O
 innodb_buffer_pool_size=8M

src/server/storage/mysql-global.conf

@@ -37,10 +37,6 @@ collation_server=utf8_general_ci
 # use InnoDB for transactions and better crash recovery
 default_storage_engine=innodb
 
-# memory pool InnoDB uses to store data dictionary information and other internal data structures (default:8M)
-# Deprecated in MySQL >= 5.6.3, removed in 5.7 (works in MariaDB)
-# innodb_additional_mem_pool_size=8M
-
 # memory buffer InnoDB uses to cache data and indexes of its tables (default:128M)
 # Larger values means less I/O
 innodb_buffer_pool_size=128M