Merge tag 'qemu-sparc-20240110' of https://github.com/mcayland/qemu into staging

qemu-sparc queue

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# gpg: Signature made Wed 10 Jan 2024 07:00:08 GMT
# gpg:                using RSA key CC621AB98E82200D915CC9C45BC2C56FAE0F321F
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# gpg: Good signature from "Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>" [full]
# Primary key fingerprint: CC62 1AB9 8E82 200D 915C  C9C4 5BC2 C56F AE0F 321F

* tag 'qemu-sparc-20240110' of https://github.com/mcayland/qemu:
  util/fifo8: Introduce fifo8_peek_buf()
  util/fifo8: Allow fifo8_pop_buf() to not populate popped length

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>