Fix/smooth quant param grid#3694

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Aryanpagaria wants to merge 2 commits intoopenvinotoolkit:developfrom

Aryanpagaria:fix/smooth-quant-param-grid

Commits on Oct 21, 2025

[NNCF] Move is_weight_compression_needed and BackendParameters to common file
Aryanpagaria
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Fix: unpack tuple in _get_smooth_quant_param_grid for correct smooth quant alpha values
Aryanpagaria
committed