Remove deprecated remap functions.

- Remove CLRemapKernel.
- Remove NERemapKernel.

Partially resolves COMPMID-4984

Signed-off-by: Adnan AlSinan <adnan.alsinan@arm.com>
Change-Id: Ia61f9ac7447695d81178701cf0e9b7625a91eccc
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/7056
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Pablo Marquez Tello <pablo.tello@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
diff --git a/src/core/CL/CLKernels.h b/src/core/CL/CLKernels.h
index 0c295aa..63be7b1 100644
--- a/src/core/CL/CLKernels.h
+++ b/src/core/CL/CLKernels.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2021 Arm Limited.
+ * Copyright (c) 2016-2022 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -56,7 +56,6 @@
 #include "src/core/CL/kernels/CLROIPoolingLayerKernel.h"
 #include "src/core/CL/kernels/CLRangeKernel.h"
 #include "src/core/CL/kernels/CLReductionOperationKernel.h"
-#include "src/core/CL/kernels/CLRemapKernel.h"
 #include "src/core/CL/kernels/CLReorgLayerKernel.h"
 #include "src/core/CL/kernels/CLReverseKernel.h"
 #include "src/core/CL/kernels/CLSelectKernel.h"