[tf.data] `Dataset.make_one_shot_iterator()` inherits the random seed from the calling graph.

This change makes a subtle difference to the behavior of existing
programs that create multiple iterators. Previously, one-shot
iterators would not inherit the graph seed, and so their values would
be non-deterministic (unless explicit seeds were set). After this
change, an iterator will inherit its seed from the outer
graph. Multiple one-shot iterators created from the same dataset will
inherit different seeds, matching the semantics of creating multiple
ops with the same graph seed.

PiperOrigin-RevId: 216532256

0 files changed, 0 insertions, 0 deletions