agronholm anyio

• CVE-2026-63374 Critical 9.3 AnyIO: TLSStream IDNA 2003 host name encoding enables potential TLS certificate spoofing 0.3%
• CVE-2026-64847 Medium 6.8 AnyIO process-pool workers can block indefinitely on undrained stderr 0.2%
• CVE-2026-63349 High 7.0 AnyIO run_process/open_process ignores extra_groups and can retain parent supplementary groups 0.1%