test/timeout-overflow: don't run on newer kernels
test/timeout-overflow: don't run on newer kernels

It's known to fail with the batched completions, just disable it
on newer kernels.

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

axboe/liburing,axboe/liburing,axboe/liburing