How to Hide Neural Forms Lite Admin Menus

function plt_hide_neural_forms_lite_menus() {
	//Hide "Neural Forms".
	remove_menu_page('neural-forms');
	//Hide "Neural Forms → Forms".
	remove_submenu_page('neural-forms', 'neural-forms');
	//Hide "Neural Forms → Entries".
	remove_submenu_page('neural-forms', 'neural-forms-entries');
	//Hide "Neural Forms → Analytics".
	remove_submenu_page('neural-forms', 'neural-forms-results');
	//Hide "Neural Forms → Stats".
	remove_submenu_page('neural-forms', 'neural-forms-stats');
	//Hide "Neural Forms → Integrations".
	remove_submenu_page('neural-forms', 'neural-forms-integrations');
	//Hide "Neural Forms → Settings".
	remove_submenu_page('neural-forms', 'neural-forms-settings');
}

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

Where do I put this code?