Add update_g_idx flag for setting qweight&g_idx

[Kaihui-intel]

Type of Change

bug fix

Description

error:
 [ERROR][modeling_auto.py:128] index 133 is out of bounds for dimension 0 with size 128
 [ERROR][modeling_auto.py:129] Saved low bit model loading failed, please check your model.

add update_g_idx flag to avoid secondary value updates.
note:
waiting for the release of ipex-gpu v2.7 ...
related PR: https://github.com/intel-innersource/frameworks.ai.pytorch.ipex-gpu/pull/5411

results:
meta-llama/Meta-Llama-3-8B-Instruct on PVC

Tasks	Version	Filter	n-shot	Metric		Value		Stderr
lambada_openai	1	none	0	acc	↑	0.7093	±	0.0063
		none	0	perplexity	↓	3.5535	±	0.0997

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

[thuang6]

I saw IPEX PR has been merged. have we validated it? We do not need to wait for IPEX-XPU v2.7. If there is issue, we need to raise before their release.