Merge tag 'pull-qapi-2023-05-17-v2' of https://repo.or.cz/qemu/armbru into staging

QAPI patches patches for 2023-05-17

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# gpg: Signature made Mon 22 May 2023 04:11:04 AM PDT
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [undefined]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* tag 'pull-qapi-2023-05-17-v2' of https://repo.or.cz/qemu/armbru

:
  docs/interop: Delete qmp-intro.txt
  docs/interop/qmp-spec: Update error description for parsing errors
  docs/interop: Convert qmp-spec.txt to rST
  qapi: Improve error message for description following section

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