* Add shape_infer function for GRUCell op
* Add shape_infer function for AUGRUCell
* Consts refactor
* Add batch_size check
* Enable GRUCell shape_infer for CPU
* Style apply
* Use OV_EXPECT_THROW in tests
* Use helper for input shapes
* Use .back() instead of index
* Change rnn_seq namespace to rnn
* Fix win warnings
* Enable AUGRUCell/Sequence shape_infer on CPU
* Fix warn
* Fix warn