Merge tag 'tracing-pull-request' of https://gitlab.com/stefanha/qemu into staging

Pull request

This commit is still worth having in QEMU 10.1 for the all-round improvements
made (consistent timestamping, binary size reduction, header pollution cleanup)
even if it's debatable whether this is a bug fix.

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# gpg: Signature made Thu 24 Jul 2025 10:46:29 EDT
# gpg:                using RSA key 8695A8BFD3F97CDAAC35775A9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>" [ultimate]
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>" [ultimate]
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* tag 'tracing-pull-request' of https://gitlab.com/stefanha/qemu:
  log: make '-msg timestamp=on' apply to all qemu_log usage

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>