classifier_dropout bug fix

[wasiahmad]

Issue #, if available:

4

Description of changes: Instead of

model = AutoModelForSequenceClassification.from_pretrained(args.model_name_or_path, trust_remote_code=True)

we should use:

model = AutoModelForSequenceClassification.from_pretrained(
    args.model_name_or_path, config=config, trust_remote_code=True
)

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