Don't issue SET NAMES as the DBD::MariaDB driver already issue "SET N…

Quote from i-MSCP Github (1.5.3)

Code

1. Don't issue SET NAMES as the DBD::MariaDB driver already issue "SET NAMES utf8mb4" via C library function (iMSCP::Database::MariaDB)

Source: https://github.com/i-MSCP/imsc…a256522ef45e6c165eeca7c82