community/php8: security upgrade to 8.0.20
- https://externals.io/message/117792
- CVE-2022-31625 and CVE-2022-31626
related to !34797 (merged) and needs to backport and wait 7.4.30
Edited by Andy Postnikov
related to !34797 (merged) and needs to backport and wait 7.4.30