Add QS8 QC8W GEMM AVXVNNI e2e Bench

[Ch3nYuY]

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[dsharlet]

Sorry for the churn here, but we are moving away from this style of benchmark, in favor of subgraph API benchmarks, which are "more end-to-end". These operator API benchmarks really aren't end-to-end, because they execute the model differently than actually happens in real use cases.