Merge tag 'pull-request-2025-01-08' of https://gitlab.com/thuth/qemu into staging

* Fix compilation problem in s390x tcg tests
* Remove obsolete versioned s390x machine types 2.4 up to 2.8
* Remove deprecated -runas command line option
* Fix the x86_64_hotplug_cpu functional test

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# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* tag 'pull-request-2025-01-08' of https://gitlab.com/thuth/qemu:
  tests/functional/test_x86_64_hotplug_cpu: Fix race condition during unplug
  docs/about/deprecated: Remove paragraph about initial deprecation in 2.10
  Remove the deprecated "-runas" command line option
  hw/s390x: Remove the "adapter_routes_max_batch" property from the flic
  hw/s390x/s390-virtio-ccw: Remove the deprecated 2.8 machine type
  hw/s390x: Remove the cpu_model_allowed flag and related code
  hw/s390x/s390-virtio-ccw: Remove the deprecated 2.7 machine type
  hw/s390x/css-bridge: Remove the "css_dev_path" property
  hw/s390x/ipl: Remove the "iplbext_migration" property
  hw/s390x: Remove the "ri_allowed" switch
  hw/s390x/s390-virtio-ccw: Remove the deprecated 2.6 machine type
  hw/s390x/s390-skeys: Remove the "migration-enabled" property
  hw/s390x/s390-virtio-ccw: Remove the deprecated 2.4 and 2.5 machine types
  tests/tcg/s390x: Use the SLOF libc headers for the multiarch tests

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