Logging message for ``` is_bitsandbytes_available() ``` (#38528)
* bnb import log
* bnb import log
* log mesage change
* moved error issue in qunatizer_bnb_4_bit.py
* ruff
* arg added for bnb check
* required changes
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Co-authored-by: Marc Sun <57196510+SunMarc@users.noreply.github.com>