net-mgmt/ocsinventory-ocsreports: update to 2.7

• Fetch ocsreports from MASTER_SITES as the github repo doesn't contain the "vendor" directory which is needed for ocsreports.
• Add two missing php modules (simplexml and curl)
• Sort USE_PHP
• Fix pkg-message, the conf is in dbconfig.inc.php

Changelog: https://github.com/OCSInventory-NG/OCSInventory-ocsreports/releases/tag/2.7

PR: 245453
Approved by: Geoffroy Desvernay <dgeo@centrale-marseille.fr> (maintainer)