Remove dependency on fp16 definitions from some core include files

This significantly improves the compilation times for parts of the core library that just need
a definition of float16_t rather than access to all of the fp16 intrinsics.

Signed-off-by: Matthew Bentham <Matthew.Bentham@arm.com>
Change-Id: I5da1c6b0df0dd87d1d17948cd2e9b7375874f455
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/c/VisualCompute/ComputeLibrary/+/529385
Tested-by: bsgcomp <bsgcomp@arm.com>
Reviewed-by: Pablo Tello <pablo.tello@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/9781
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Gunes Bayir <gunes.bayir@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Benchmark: Arm Jenkins <bsgcomp@arm.com>
diff --git a/arm_compute/core/QuantizationInfo.h b/arm_compute/core/QuantizationInfo.h
index f760d75..8fa513e 100644
--- a/arm_compute/core/QuantizationInfo.h
+++ b/arm_compute/core/QuantizationInfo.h
@@ -24,13 +24,10 @@
 #ifndef ARM_COMPUTE_QUANTIZATION_INFO_H
 #define ARM_COMPUTE_QUANTIZATION_INFO_H
 
-#include "arm_compute/core/Error.h"
 #include "arm_compute/core/Rounding.h"
+#include "arm_compute/core/utils/misc/Utility.h"
 #include "support/ToolchainSupport.h"
-#include "utils/misc/Utility.h"
 
-#include <cstddef>
-#include <type_traits>
 #include <vector>
 
 namespace arm_compute