Notify the mysql service when configuration file is modified

Signed-off-by: Christophe Vanlancker <christophe.vanlancker@inuits.eu>

Author: carroarmato0

manifests/server/config.pp

@@ -41,6 +41,7 @@
       content                 => template('mysql/my.cnf.erb'),
       mode                    => '0644',
       selinux_ignore_defaults => true,
+      notify                  => Service[$mysql::server::service_name],
     }
   }