docs/interop: Refill QAPI doc comments to conform to conventions

For legibility, wrap text paragraphs so every line is at most 70
characters long.  Consistently separate sentences with two spaces.
Consistently separate member descriptions with a blank line.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Message-ID: <20251103082354.3273027-7-armbru@redhat.com>
2 files changed