[OpenCL] Add vectorization to cuda conv2d_nhwc schedule#8636

jwfromm merged 5 commits intoapache:mainapache/tvm:mainfrom

echuraev:echuraev/improve_opencl_conv2d_nhwc_scheduleechuraev/tvm:echuraev/improve_opencl_conv2d_nhwc_scheduleCopy head branch name to clipboard