Support bf16/fp16 per layer convert for WOQ

[Kaihui-intel]

Type of Change

feature

Description

detail description

Expected Behavior & Potential Risk

the expected behavior that triggered by this PR

How has this PR been tested?

how to reproduce the test (including hardware information)

Dependency Change?

any library dependency introduced or removed

[github-actions]

⛈️ Required checks status: Has failure 🔴

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🟢 Code Scan Tests workflow

Check ID	Status	Error details
Code-Scan	success		✅
Code-Scan (Bandit Code Scan Bandit)	success		✅
Code-Scan (DocStyle Code Scan DocStyle)	success		✅
Code-Scan (Pylint Code Scan Pylint)	success		✅

These checks are required after the changes to neural_compressor/torch/algorithms/weight_only/utility.py, neural_compressor/torch/quantization/algorithm_entry.py, neural_compressor/torch/utils/environ.py.

🟢 Model Tests 3x workflow

Check ID	Status	Error details
Model-Test-3x	success		✅
Model-Test-3x (Generate Report GenerateReport)	success		✅
Model-Test-3x (Run PyTorch Model opt_125m_woq_gptq_int4)	success		✅
Model-Test-3x (Run PyTorch Model opt_125m_woq_gptq_int4_dq_bnb)	success		✅
Model-Test-3x (Run PyTorch Model opt_125m_woq_gptq_int4_dq_ggml)	success		✅

These checks are required after the changes to neural_compressor/torch/algorithms/weight_only/utility.py, neural_compressor/torch/quantization/algorithm_entry.py, neural_compressor/torch/utils/environ.py.

🔴 Unit Tests 3x-PyTorch workflow

Check ID	Status	Error details
UT-3x-Torch	failure		❌
UT-3x-Torch (Coverage Compare CollectDatafiles)	failure	download	❌
UT-3x-Torch (Unit Test 3x Torch Unit Test 3x Torch)	success		✅
UT-3x-Torch (Unit Test 3x Torch baseline Unit Test 3x Torch baseline)	success		✅

These checks are required after the changes to neural_compressor/torch/algorithms/weight_only/utility.py, neural_compressor/torch/quantization/algorithm_entry.py, neural_compressor/torch/utils/environ.py, test/3x/torch/quantization/weight_only/test_rtn.py.

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[chensuyue]

Not need anymore