Update default C++ standard to C++14

(3RDPARTY_UPDATE)

Resolves: COMPMID-3849

Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Change-Id: I6369f112337310140e2d6c8e79630cd11138dfa0
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/4544
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
diff --git a/src/runtime/CL/functions/CLEqualizeHistogram.cpp b/src/runtime/CL/functions/CLEqualizeHistogram.cpp
index cc927a0..11607cf 100644
--- a/src/runtime/CL/functions/CLEqualizeHistogram.cpp
+++ b/src/runtime/CL/functions/CLEqualizeHistogram.cpp
@@ -30,7 +30,6 @@
 #include "arm_compute/runtime/CL/CLScheduler.h"
 #include "src/core/CL/kernels/CLHistogramKernel.h"
 #include "src/core/CL/kernels/CLTableLookupKernel.h"
-#include "support/MemorySupport.h"
 
 #include <algorithm>
 #include <cmath>
@@ -86,9 +85,9 @@
 } // namespace
 
 CLEqualizeHistogram::CLEqualizeHistogram()
-    : _histogram_kernel(support::cpp14::make_unique<CLHistogramKernel>()),
-      _border_histogram_kernel(support::cpp14::make_unique<CLHistogramBorderKernel>()),
-      _map_histogram_kernel(support::cpp14::make_unique<CLTableLookupKernel>()),
+    : _histogram_kernel(std::make_unique<CLHistogramKernel>()),
+      _border_histogram_kernel(std::make_unique<CLHistogramBorderKernel>()),
+      _map_histogram_kernel(std::make_unique<CLTableLookupKernel>()),
       _hist(nr_bins, 0, max_range),
       _cum_dist(nr_bins, 0, max_range),
       _cd_lut(nr_bins, DataType::U8)