COMPMID-3639: (3RDPARTY_UPDATE) Move CL kernels to src

Change-Id: I10d27db788e5086adae1841e3e2441cd9b76ef84
Signed-off-by: Sang-Hoon Park <sang-hoon.park@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/4310
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
diff --git a/arm_compute/runtime/CL/functions/CLColorConvert.h b/arm_compute/runtime/CL/functions/CLColorConvert.h
index e4017c2..47bcabf 100644
--- a/arm_compute/runtime/CL/functions/CLColorConvert.h
+++ b/arm_compute/runtime/CL/functions/CLColorConvert.h
@@ -28,6 +28,7 @@
 
 namespace arm_compute
 {
+class CLCompileContext;
 class ICLMultiImage;
 class ICLTensor;
 using ICLImage = ICLTensor;