Merge tag 'next-pr-pull-request' of https://gitlab.com/berrange/qemu into staging

Merge misc, crypto and I/O subsystems changes

 * Fix use after free in websocket handshake (CVE-2025-11234)
 * Improved stack traces fatal errors/aborts raised for
   user creatable objects
 * Stop requiring 'key encipherment' usage in x509 certs
 * Only sanity check CA certs needed in the chain of trust
 * Allow intermediate CA certs to be present in client/server
   cert file
 * Fix regression propagating errors in premature shutdown
   of TLS connections

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# gpg:                using RSA key DAF3A6FDB26B62912D0E8E3FBE86EBB415104FDF
# gpg: Good signature from "Daniel P. Berrange <dan@berrange.com>" [unknown]
# gpg:                 aka "Daniel P. Berrange <berrange@redhat.com>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: DAF3 A6FD B26B 6291 2D0E  8E3F BE86 EBB4 1510 4FDF

* tag 'next-pr-pull-request' of https://gitlab.com/berrange/qemu:
  crypto: switch to newer gnutls API for distinguished name
  crypto: stop requiring "key encipherment" usage in x509 certs
  crypto: allow client/server cert chains
  crypto: fix error reporting in cert chain checks
  crypto: validate an error is reported in test expected fails
  crypto: remove extraneous pointer usage in gnutls certs
  crypto: only verify CA certs in chain of trust
  io: fix use after free in websocket handshake code
  io: move websock resource release to close method
  io: release active GSource in TLS channel finalizer
  tests: use macros for registering char tests for sockets
  qom: use ERRP_GUARD in user_creatable_complete
  crypto: propagate Error object on premature termination

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>