Contribs: update libxml2 to 2.9.14
Fixes notably: CVE-2018-9251 CVE-2018-14567 CVE-2018-14404 CVE-2021-3541 CVE-2022-23308 CVE-2022-29824
And move to the official Gnome Infrastructure
Fixes notably: CVE-2018-9251 CVE-2018-14567 CVE-2018-14404 CVE-2021-3541 CVE-2022-23308 CVE-2022-29824
And move to the official Gnome Infrastructure
VideoLAN code repository instance