IVGCVSW-4472 Yolo v3 ExecuteNetwork failing

 * Add Debug workload for QAsymmS8/U8
 * Change Dequantize tests to test AsymmS8 instead of SymmS8
 * Fix incorrect supportedness within RefLayerSupport

Signed-off-by: Keith Davis <keith.davis@arm.com>
Change-Id: Ie51f1e33c564d46c86bf0150b1addda3fc093d13
diff --git a/src/armnnTfLiteParser/test/Dequantize.cpp b/src/armnnTfLiteParser/test/Dequantize.cpp
index 79dfe2e..663f2ca 100644
--- a/src/armnnTfLiteParser/test/Dequantize.cpp
+++ b/src/armnnTfLiteParser/test/Dequantize.cpp
@@ -103,16 +103,16 @@
                 {{"outputTensor", { 0.0f, 1.5f, 7.5f, 49150.5f, -1.5f,-49152.0f }}});
     }
 
-    struct SimpleDequantizeFixtureQSymmS8 : DequantizeFixture
+    struct SimpleDequantizeFixtureQAsymmS8 : DequantizeFixture
     {
-        SimpleDequantizeFixtureQSymmS8() : DequantizeFixture("[ 1, 6 ]",
+        SimpleDequantizeFixtureQAsymmS8() : DequantizeFixture("[ 1, 6 ]",
                                                              "[ 1, 6 ]",
                                                              "INT8") {}
     };
 
-    BOOST_FIXTURE_TEST_CASE(SimpleDequantizeQSymmS8, SimpleDequantizeFixtureQSymmS8)
+    BOOST_FIXTURE_TEST_CASE(SimpleDequantizeQAsymmS8, SimpleDequantizeFixtureQAsymmS8)
     {
-        RunTest<2, armnn::DataType::QSymmS8 , armnn::DataType::Float32>(
+        RunTest<2, armnn::DataType::QAsymmS8 , armnn::DataType::Float32>(
                 0,
                 {{"inputTensor",  { 0,    1,    5,    127,    -128,   -1 }}},
                 {{"outputTensor", { 0.0f, 1.5f, 7.5f, 190.5f, -192.0f, -1.5f }}});