no sql update

www/install/sql/centreon/Update-DB-2.5.1_to_2.5.2.sql

 
-ALTER TABLE `nagios_server` CHANGE `init_script_snmptt` `init_script_centreontrapd` VARCHAR(255);
-
 -- Change version of Centreon
 UPDATE `informations` SET `value` = '2.5.2' WHERE CONVERT( `informations`.`key` USING utf8 )  = 'version' AND CONVERT ( `informations`.`value` USING utf8 ) = '2.5.1' LIMIT 1;