[Op] ISTFT op class, shape infer and reference #19196

Job	Run time
Smart_CI	22s
Docker	51s
Build / Build	42m 11s
Conformance (OP)	9m 5s
Conformance (API)	2m 28s
iGPU Tests	0s
dGPU Tests	0s
NVIDIA plugin	3m 47s
CPU functional tests / CPU functional tests	20m 42s
Debian Packages / Debian Packages	1m 44s
C++ unit tests / C++ unit tests	15m 27s
JAX Layer Tests / JAX Layer Tests	2m 16s
OpenVINO JS API / OpenVINO JS API	1m 25s
ONNX Models Tests / ONNX Models tests	19m 45s
ONNX Runtime Integration / ONNX Runtime Integration	7m 10s
OpenVINO tokenizers extension / OpenVINO tokenizers extension	2m 41s
Python API tests / Python API tests	2m 30s
Python unit tests / Python unit tests	4m 32s
Pytorch Layer Tests / PyTorch Layer Tests	16m 25s
Samples / Samples	4m 41s
TensorFlow TF Hub Models tests	0s
PyTorch Models Nightly Scope1 tests	0s
TensorFlow Hugging Face Models tests	0s
PyTorch Models Nightly Scope2 tests	0s
TensorFlow Layer Tests / TensorFlow Layer Tests	15m 29s
Keras 3 OpenVINO Backend Tests / Keras 3 OpenVINO Backend	4m 57s
TensorFlow Models tests / TensorFlow Models tests	14m 28s
JAX/Flax Models tests / JAX/Flax Models tests	1m 54s
PyTorch Models tests / PyTorch Models tests	32m 26s
ci/gha_overall_status	1s
	3h 47m 17s

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