How to Hide the "PieEye Cookie + DSR" Admin Menu

function plt_hide_pieeye_gdpr_cpra_cookie_consent_dsr_menus() {
	//Hide the "PieEye Cookie + DSR" menu.
	remove_menu_page('pieeye-cookie');
}

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

Where do I put this code?