[gfx1030][CI] enforce test_conv_ck_igemm_fwd_v6r1_dlops_nchw run serial (#1465)
[gfx1030][CI] enforce test_conv_ck_igemm_fwd_v6r1_dlops_nchw run serial (#1465)


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