Merge tag 'pull-semi-20220802' of https://gitlab.com/rth7680/qemu into staging

Fix mips semihosting regression.

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# gpg: Signature made Tue 02 Aug 2022 05:57:21 PM PDT
# gpg:                using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
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# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [ultimate]

* tag 'pull-semi-20220802' of https://gitlab.com/rth7680/qemu

:
  target/mips: Advance pc after semihosting exception

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