How to Hide the "JuiceNet GDPR" Admin Menu

function plt_hide_juicenet_gdpr_menus() {
	//Hide the "JuiceNet GDPR" menu.
	remove_menu_page('juicenet_gdpr-options-page');
}

add_action('admin_menu', 'plt_hide_juicenet_gdpr_menus', 11);

Where do I put this code?