How to Hide CookieAdmin - Cookie Consent Banner Admin Menus

function plt_hide_cookieadmin_menus() {
	//Hide "CookieAdmin".
	remove_menu_page('cookieadmin');
	//Hide "CookieAdmin → Dashboard".
	remove_submenu_page('cookieadmin', 'cookieadmin');
	//Hide "CookieAdmin → Consent Form".
	remove_submenu_page('cookieadmin', 'cookieadmin-consent');
	//Hide "CookieAdmin → Settings".
	remove_submenu_page('cookieadmin', 'cookieadmin-settings');
	//Hide "CookieAdmin → Scan Cookies".
	remove_submenu_page('cookieadmin', 'cookieadmin-scan-cookies');
	//Hide "CookieAdmin → Go Pro".
	remove_submenu_page('cookieadmin', 'https://cookieadmin.net/pricing?from=plugin');
}

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

Where do I put this code?