COMPMID-1328 Add support for BoxWithNMSLimit operator in CPP

Change-Id: I5aae537372bf797fbb2a2bae81038f8963b041a9
diff --git a/arm_compute/core/CPP/CPPKernels.h b/arm_compute/core/CPP/CPPKernels.h
index bf24a94..39b77cd 100644
--- a/arm_compute/core/CPP/CPPKernels.h
+++ b/arm_compute/core/CPP/CPPKernels.h
@@ -25,6 +25,7 @@
 #define __ARM_COMPUTE_CPPKERNELS_H__
 
 /* Header regrouping all the CPP kernels */
+#include "arm_compute/core/CPP/kernels/CPPBoxWithNonMaximaSuppressionLimitKernel.h"
 #include "arm_compute/core/CPP/kernels/CPPCornerCandidatesKernel.h"
 #include "arm_compute/core/CPP/kernels/CPPDetectionWindowNonMaximaSuppressionKernel.h"
 #include "arm_compute/core/CPP/kernels/CPPFlipWeightsKernel.h"