test/eeed8b54e0df-test: define RWF_NOWAIT if we don't have it
test/eeed8b54e0df-test: define RWF_NOWAIT if we don't have it

Older installs/distros don't have this in fs.h.

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

axboe/liburing,axboe/liburing,axboe/liburing