GitLab

* [xpu/triton] Add trtion dequantization kernel

This PR adds xpu backend and trtion kernel for dequantization nf4 dtype.
Trtion is an optional import.
Tests:
	tests/test_functional.py::TestQuantize4BitFunctional supported nf4/fp4 cases
	tests/test_functional.py::Test8BitBlockwiseQuantizeFunctional
implemented quantize_blockwise with binary search that works faster for XPU
        tests/test_linear4bit.py
Signed-off-by: Dmitrii Makarenko <dmitrii.makarenko@intel.com>

* align with ipex code

* enable test for ipex

* test_kbit_backprop: skip no longer needed

* remove unused

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Signed-off-by: Dmitrii Makarenko <dmitrii.makarenko@intel.com>