www/davical: add php-curl as dependency
- Davical does need "ftp/phpXX-curl" for external binding work properly. Its self check also fail if it is not present. https://wiki.davical.org/index.php/Setup_Failure_Codes/PHP_curl_support
- While here, do some minor alphabetizing of the various lists.
PR: 222652
Submitted by: Le Baron d'Merde <lbdm@privacychain.ch>