Fix failling GGML test

[MekkCyber]

What does this PR do?

This PR fixes a failling test in test_ggml.py related to the function test_falcon7b_q2_k. The error that was occuring is

The following `model_kwargs` are not used by the model: ['token_type_ids'] (note: typos in the generate arguments will also show up in this list)

Who can review ?

@SunMarc

[HuggingFaceDocBuilderDev]

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[SunMarc]

LGTM ! Even if a kwargs was not used, it is not a reason to raise an error. I'm not sure why we have this kind of behavior from generate, especially when we are just passing the output from the tokenizer.