Transition to php81

PHP 8.2.0 is coming on November 23 2022 and 8.0 going out of active support in a month but the same time release of 3.17 planed

Moreover starting from PHP 8.1 has official support of OpenSSL 3 https://www.php.net/manual/en/openssl.requirements.php

Transition require to upgrade all packages to use php81 as dependency

• switch default_php to 81
• update all dependent packages to use 8.1
• fix the list of failing ones that still does not work with 8.1

Broken ones

• community/bareos not clear #14262 (closed)
• community/baculum https://www.bacula.org/bacula-release-13-0-0/ still depends on 8.0 !40019 (merged)
• community/nextcloud23 - will be phased out !40163 (closed)
• community/drupal7 - next year phased out https://www.drupal.org/project/drupal/issues/3224299
• community/phpldapadmin will be done one day https://github.com/leenooks/phpLDAPadmin/issues/150