COMPMID-1548: NEON FP16 mismatches on CannyEdge and HarrisCorners.

Removes FP16 from HarrisCorners and CannyEdge.

Change-Id: I5e4f9205fdbe4de85f04f55ecf1568c837e56cc0
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/146247
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Michele DiGiorgio <michele.digiorgio@arm.com>
diff --git a/tests/benchmark/fixtures/HarrisCornersFixture.h b/tests/benchmark/fixtures/HarrisCornersFixture.h
index c7ce683..29d1741 100644
--- a/tests/benchmark/fixtures/HarrisCornersFixture.h
+++ b/tests/benchmark/fixtures/HarrisCornersFixture.h
@@ -42,8 +42,7 @@
 public:
     template <typename...>
     void setup(std::string image, Format format, float threshold, float min_dist, float sensitivity,
-               int32_t gradient_size, int32_t block_size,
-               BorderMode border_mode, bool use_fp16)
+               int32_t gradient_size, int32_t block_size, BorderMode border_mode)
     {
         // Load the image (cached by the library if loaded before)
         const RawTensor &raw = library->get(image, format);
@@ -52,7 +51,7 @@
         src = create_tensor<TensorType>(raw.shape(), format);
 
         // Create and configure function
-        harris_corners_func.configure(&src, threshold, min_dist, sensitivity, gradient_size, block_size, &out, border_mode, 0, use_fp16);
+        harris_corners_func.configure(&src, threshold, min_dist, sensitivity, gradient_size, block_size, &out, border_mode, 0);
 
         // Allocate tensor
         src.allocator()->allocate();