Enable wasmusdot qs8_qc8w gemm/igemm in gemm-config

[fanchenkong1]

This PR is a follow-up work for #6505.

v8/meteor lake	median(Time) / us
qs8_qc8w_gemm_2x4c16__wasmusdot/mobilenet_v1/real_time	8952
qs8_qc8w_gemm_2x4c16__wasmusdot/mobilenet_v2/real_time	7598
qs8_qc8w_gemm_3x4c16__wasmusdot/mobilenet_v1/real_time	9629
qs8_qc8w_gemm_3x4c16__wasmusdot/mobilenet_v2/real_time	7698
qs8_qc8w_gemm_4x4c16__wasmusdot/mobilenet_v1/real_time	9715
qs8_qc8w_gemm_4x4c16__wasmusdot/mobilenet_v2/real_time	7994
qs8_qc8w_gemm_2x8c16__wasmusdot/mobilenet_v1/real_time	9189
qs8_qc8w_gemm_2x8c16__wasmusdot/mobilenet_v2/real_time	7590
qs8_qc8w_gemm_3x8c16__wasmusdot/mobilenet_v1/real_time	9773
qs8_qc8w_gemm_3x8c16__wasmusdot/mobilenet_v2/real_time	7969
qs8_qc8w_gemm_4x8c16__wasmusdot/mobilenet_v1/real_time	10211
qs8_qc8w_gemm_4x8c16__wasmusdot/mobilenet_v2/real_time	8783

[fanchenkong1]

Hi @fbarchard , could you please take a look at this change? Thanks!

[alankelly]

Thanks, importing now