[quant] Generalizing _calculate_dynamic_qparams in quantized test (#37451)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/37451
Test Plan: Imported from OSS
Differential Revision: D21286660
Pulled By: z-a-f
fbshipit-source-id: 98d90cdb34ac3d0ef33f7ebe1c9f32001d4e80b6
