Executorch initial support #20413

Job	Run time
Smart_CI	21s
Docker	54s
Build / Build	13m 57s
Debian Packages / Debian Packages	1m 49s
Python API tests / Python API tests	2m 37s
Python unit tests / Python unit tests	4m 40s
C++ unit tests / C++ unit tests	1m 0s
JAX Layer Tests / JAX Layer Tests	1m 37s
Pytorch Layer Tests / PyTorch Layer Tests	16m 12s
OpenVINO tokenizers extension / OpenVINO tokenizers extension	3m 36s
Samples / Samples	4m 54s
TensorFlow Layer Tests / TensorFlow Layer Tests	16m 56s
ci/gha_overall_status_ubuntu_24	1s
	1h 8m 34s

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