Move dconf command to mesh startup script

src/freedombone-image-customise

 		mesh_client_startup_applications
 		mesh_desktop_icons
 
-		# disable screen lock
-		chroot "$rootdir" dconf write /org/gnome/desktop/screensaver/lock-enabled false
-
 		# change the desktop background
 		if [ $MESH_DESKTOP_BACKGROUND_IMAGE ]; then
 			if [ -f $MESH_DESKTOP_BACKGROUND_IMAGE ]; then

src/freedombone-image-mesh

 	sed -i 's|PasswordAuthentication.*|PasswordAuthentication no|g' /etc/ssh/sshd_config
 }
 
+function disable_screen_lock {
+	dconf write /org/gnome/desktop/screensaver/lock-enabled false
+}
+
 if [ -f /root/.initial_mesh_setup ]; then
 	if [ $1 ]; then
 		MY_USERNAME=$1
 	configure_toxcore
 	configure_zeronet
 	disable_password_logins
+	disable_screen_lock
 
 	rm /root/.initial_mesh_setup
 	systemctl disable mesh-setup.service