COMPMID-417 - Added arm_compute comment at the end of NEON header files

Change-Id: I288f409c8f51fac7ceb7b3f301105a74ffc737fd
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/88785
Reviewed-by: Moritz Pflanzer <moritz.pflanzer@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
diff --git a/arm_compute/core/NEON/kernels/NEHarrisCornersKernel.h b/arm_compute/core/NEON/kernels/NEHarrisCornersKernel.h
index 4a468c2..2aef420 100644
--- a/arm_compute/core/NEON/kernels/NEHarrisCornersKernel.h
+++ b/arm_compute/core/NEON/kernels/NEHarrisCornersKernel.h
@@ -122,5 +122,5 @@
 template <int32_t block_size>
 using NEHarrisScoreFP16Kernel = NEHarrisScoreKernel<block_size>;
 #endif /* ARM_COMPUTE_ENABLE_FP16 */
-}
+} // namespace arm_compute
 #endif /* __ARM_COMPUTE_NEHARRISCORNERSKERNEL_H__ */