qapi: add cross-references to acpi.json

Signed-off-by: John Snow <jsnow@redhat.com>
Message-ID: <20250711054005.60969-2-jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>

qapi/acpi.json

@@ -108,7 +108,7 @@
 ##
 # @query-acpi-ospm-status:
 #
-# Return a list of ACPIOSTInfo for devices that support status
+# Return a list of `ACPIOSTInfo` for devices that support status
 # reporting via ACPI _OST method.
 #
 # Since: 2.1