BackwardWeightsGetWorkSpaceSizeGEMM():: workspace shoul be 0 for 1x1 conv without padding
BackwardWeightsGetWorkSpaceSizeGEMM():: workspace shoul be 0 for 1x1 conv without padding

ROCmSoftwarePlatform/MIOpen,ROCmSoftwarePlatform/MIOpen,ROCmSoftwarePlatform/MIOpen,ROCmSoftwarePlatform/MIOpen,ROCmSoftwarePlatform/MIOpen