Merge tag 'pull-loongarch-20240719' of https://gitlab.com/gaosong/qemu into staging

Merge tag 'pull-loongarch-20240719' of https://gitlab.com/gaosong/qemu into staging

pull-loongarch-20240719

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* tag 'pull-loongarch-20240719' of https://gitlab.com/gaosong/qemu:
  hw/loongarch: Modify flash block size to 256K
  hw/loongarch: Remove unimplemented extioi INT_encode mode
  target/loongarch/gdbstub: Add vector registers support

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