【CUDA Kernel No.38】add class_center_sample_kernel.h -part (PaddlePaddle#76374)

* add class_center_sample_kernel.h

* Update class_center_sample_kernel.cu

* Update class_center_sample_kernel.cu

* Update class_center_sample_kernel.cu

* fix codestyle

Author: Patrisam

paddle/phi/kernels/cpu/class_center_sample_kernel.cc

@@ -19,6 +19,7 @@
 #include "paddle/phi/backends/cpu/cpu_context.h"
 #include "paddle/phi/core/generator.h"
 #include "paddle/phi/core/kernel_registry.h"
+#include "paddle/phi/kernels/class_center_sample_kernel.h"
 
 namespace phi {
 

paddle/phi/kernels/gpu/class_center_sample_kernel.cu

@@ -32,6 +32,7 @@ namespace cub = hipcub;
 #include "paddle/phi/common/memory_utils.h"
 #include "paddle/phi/core/enforce.h"
 #include "paddle/phi/core/tensor_utils.h"
+#include "paddle/phi/kernels/class_center_sample_kernel.h"
 
 #if defined(PADDLE_WITH_NCCL) || defined(PADDLE_WITH_RCCL)
 #include "paddle/common/flags.h"