MFH: r418724 r418759

www/nextcloud: 9.0.51 -> 9.0.52

www/nextcloud: 9.0.52 -> 9.0.53

• Guzzle 5 is shipped as part of Nextcloud and can be abused, in some special scenarios

PR: 211206
Changes: https://nextcloud.com/httpoxy-can-affect-nextcloud-get-your-update-now/
Security: https://httpoxy.org/

Approved by: ports-secteam (with hat)