[Docs][PyOV] Documentation for Custom Python Operation #16107

Job	Run time
Smart_CI	21s
Build / Build	45m 19s
Samples	0s
JS API	0s
Python unit tests	8m 14s
OpenVINO tokenizers extension	0s
CPU functional tests	0s
OpenVINO Python API Tests	0s
C++ unit tests / C++ unit tests	51s
JAX Layer Tests / JAX Layer Tests	4m 19s
Pytorch Layer Tests / PyTorch Layer Tests	9m 23s
TensorFlow Layer Tests	0s
ci/gha_overall_status_windows	1s
	1h 8m 28s

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