COMPMID-1652 NEON Remove unnecessary configuration tests

Change-Id: Iba0739450c144dde141de1f2a3864cecc93c8266
Reviewed-on: https://review.mlplatform.org/527
Reviewed-by: Isabella Gottardi <isabella.gottardi@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
diff --git a/tests/validation/NEON/DilatedConvolutionLayer.cpp b/tests/validation/NEON/DilatedConvolutionLayer.cpp
index 7b1c534..97afa24 100644
--- a/tests/validation/NEON/DilatedConvolutionLayer.cpp
+++ b/tests/validation/NEON/DilatedConvolutionLayer.cpp
@@ -108,7 +108,7 @@
 
 TEST_SUITE(GEMMDilatedConvolutionLayer)
 
-DATA_TEST_CASE(Configuration, framework::DatasetMode::ALL, combine(framework::dataset::concat(datasets::SmallDilatedConvolutionLayerDataset(), datasets::LargeDilatedConvolutionLayerDataset()),
+DATA_TEST_CASE(Configuration, framework::DatasetMode::ALL, combine(datasets::SmallDilatedConvolutionLayerDataset(),
                                                                    CNNDataTypes),
                input_shape, weights_shape, bias_shape, output_shape, info, dilation, data_type)
 {