Remove quantizeBias (#26388)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/26388
We don't need to quantize bias after https://github.com/pytorch/pytorch/pull/26057
Test Plan:
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Imported from OSS
Differential Revision: D17465554
fbshipit-source-id: 6b3992aa3ff1c17ccef11850c2b0a008b225bf30