Merge tag 'pull-misc-20250916' of https://gitlab.com/rth7680/qemu into staging

.gitmodules: move u-boot mirrors to qemu-project-mirrors
tests/functional/x86_64: Accept a few locked pages in test_memlock.py

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# gpg: Signature made Tue 16 Sep 2025 10:07:40 AM PDT
# gpg:                using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
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# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [ultimate]

* tag 'pull-misc-20250916' of https://gitlab.com/rth7680/qemu:
  .gitmodules: move u-boot mirrors to qemu-project-mirrors
  tests/functional/x86_64: Accept a few locked pages in test_memlock.py

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