Handle recovery email change also

Reacts to changes in recovery-email and updates in LDAP accordingly. You can test at dev server(changes at ecloud03) by first sshing into dev.eeo.one and then running:

docker exec -u www-data dev03_nextcloud /var/www/html/occ user:setting $user email-recovery recovery-email $newRecoveryEmail

Then you have to check the LDAP entry of the user and assert that the recvoery email has been updated correctly.