Change stateful Ops to stateless ones

Bug: 63905942

Updated Ops RNN, LSTM, and SVDF.
Split outputs used for states into inputs and outputs.

Test: NeuralNetworksTest
Change-Id: Ia3d11f640cba4cab1b94d0b9746c46d347c024a4
27 files changed
tree: 29c4f8cb67ed1a05af9236f8b1eb3c3d216aca79
  1. nn/
  2. Android.bp