[rnn,gru,lstm]cell : no batch dim (#70236)
Summary:
Reference: https://github.com/pytorch/pytorch/issues/60585
Pull Request resolved: https://github.com/pytorch/pytorch/pull/70236
Reviewed By: mikaylagawarecki
Differential Revision: D33338774
Pulled By: jbschlosser
fbshipit-source-id: 7d8d00272e543b3e67060136b5d98a4baefbedd5
