fcl-db: mysql: use SET NAMES instead of SET CHARACTER SET, because SET CHARACTER SET does not sets character_set_connection_to given value (instead uses character_set_database)
character_set_connection is used to interpret string literals in sql statements.
This patch depends on rev.27260 !

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@27286 3ad0048d-3df7-0310-abae-a5850022a9f2