Graceful shutdown may take some time - increased stop timeout to 10 minutes

Makefile

@@ -43,6 +43,7 @@ all: client-cnf mysql-clients-cnf server-cnf mariadb-config
 	install -v -Dm755 mariadb /usr/share/easycwmp/functions
 	install -v -Dm755 wsrep-init /usr/sbin/wsrep-init
 	sed -i '/^\[Service\]$$/a ExecStartPre=/usr/sbin/wsrep-init' /lib/systemd/system/mariadb.service
+	sed -i '/^\[Service\]$$/a TimeoutStopSec=10min' /lib/systemd/system/mariadb.service
 	sed -i '/^\[Service\]$$/a TimeoutStartSec=120min' /lib/systemd/system/mariadb.service
 	sed -i 's/^Restart=.*/Restart=always/' /lib/systemd/system/mariadb.service
 	systemctl enable mariadb.service