COMPMID-3280: Make all ML primitives for CL use the new interface - Part1 - Fix1

- const fix in the CLKernels part 1

Change-Id: I17340cb6ff26afd52b14b46645efedbe07aef1b6
Signed-off-by: Manuel Bottini <manuel.bottini@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/3067
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
diff --git a/arm_compute/core/CL/kernels/CLChannelExtractKernel.h b/arm_compute/core/CL/kernels/CLChannelExtractKernel.h
index 1f2cc89..6a0c4bb 100644
--- a/arm_compute/core/CL/kernels/CLChannelExtractKernel.h
+++ b/arm_compute/core/CL/kernels/CLChannelExtractKernel.h
@@ -65,7 +65,7 @@
      * @param[in]  channel         Channel to extract.
      * @param[out] output          Destination tensor. Must be of U8 format.
      */
-    void configure(CLCompileContext &compile_context, const ICLTensor *input, Channel channel, ICLTensor *output);
+    void configure(const CLCompileContext &compile_context, const ICLTensor *input, Channel channel, ICLTensor *output);
     /** Set the input and output of the kernel
      *
      * @param[in]  input   Multi-planar source image. Formats supported: NV12/NV21/IYUV/YUV444
@@ -80,7 +80,7 @@
      * @param[in]  channel         Channel to extract.
      * @param[out] output          Single-planar 2D destination image. Must be of U8 format.
      */
-    void configure(CLCompileContext &compile_context, const ICLMultiImage *input, Channel channel, ICLImage *output);
+    void configure(const CLCompileContext &compile_context, const ICLMultiImage *input, Channel channel, ICLImage *output);
 
     // Inherited methods overridden:
     void run(const Window &window, cl::CommandQueue &queue) override;