test/poll-cancel-ton: reap events after submit
test/poll-cancel-ton: reap events after submit

If the polls complete, then we can have events immediately. Ensure
we nowait reap to prevent overflows.

Signed-off-by: Jens Axboe <cd8c6775e60d6f67a6984377324e5290df3d5358@kernel.dk>

axboe/liburing,axboe/liburing,axboe/liburing