doc: add call-once note to napi_queue_async_work
Add note to napi_queue_async_work()
indicating that, upon successful
return, it must not be called again with the same work item.
Fixes: https://github.com/nodejs/node/issues/27217
Checklist
-
make -j4 test
(UNIX), orvcbuild test
(Windows) passes -
documentation is changed or added -
commit message follows commit guidelines