!4902 comment only conv1x1fp16

Merge pull request !4902 from zhaozhenlong/lite/issue/only_comment_conv1x1

mindspore/lite/src/runtime/kernel/arm/fp16/convolution_fp16.cc

@@ -242,7 +242,8 @@ kernel::LiteKernel *CpuConvFp16KernelCreator(const std::vector<lite::tensor::Ten
 
   kernel::LiteKernel *kernel = nullptr;
   if (kernel_h == 1 && kernel_w == 1) {
-    kernel = new (std::nothrow) kernel::Convolution1x1FP16CPUKernel(opParameter, inputs, outputs, ctx, primitive);
+    // kernel = new (std::nothrow) kernel::Convolution1x1FP16CPUKernel(opParameter, inputs, outputs, ctx, primitive);
+    kernel = new (std::nothrow) kernel::ConvolutionFP16CPUKernel(opParameter, inputs, outputs, ctx, primitive);
   } else {
     bool use_winograd = false;
     int out_unit;
@@ -273,5 +274,5 @@ kernel::LiteKernel *CpuConvFp16KernelCreator(const std::vector<lite::tensor::Ten
   }
   return kernel;
 }
-// REG_KERNEL(kCPU, kNumberTypeFloat16, PrimitiveType_Conv2D, CpuConvFp16KernelCreator)
+REG_KERNEL(kCPU, kNumberTypeFloat16, PrimitiveType_Conv2D, CpuConvFp16KernelCreator)
 }  // namespace mindspore::kernel