* Refactored Linix GHA pipeline
* Move ONNX tests to Unit
* Install tests together with openvino
* Added checks for GNA usage in docs python snippets
* Install openssl for working pip
* Disabled onnx_dyn_shapes_expand_1_dyn_shape ONNX test
* exclude dyn shapes from onnx
* Migrated samples tests
* Fixed ONNX tests
* caches for PT tests dependencies
* Build Contrib separately from main OpenVINO
* More fixes
* Added python install for samples stage
* Installed manifests for ONNX FE tests
* Try to avoid libgl1 dependency in tests
* Clean-up
* Fixed issue with manifests in ONNX tests