Rename quantized data types to remove ambiguity for signed/unsigned payloads

!android-nn-driver:2572

Change-Id: I8fe52ceb09987b3d05c539409510f535165455cc
Signed-off-by: Derek Lamberti <derek.lamberti@arm.com>
diff --git a/src/backends/cl/test/ClLayerSupportTests.cpp b/src/backends/cl/test/ClLayerSupportTests.cpp
index bcf057b..35e1172 100644
--- a/src/backends/cl/test/ClLayerSupportTests.cpp
+++ b/src/backends/cl/test/ClLayerSupportTests.cpp
@@ -40,7 +40,7 @@
 {
     armnn::ClWorkloadFactory factory =
         ClWorkloadFactoryHelper::GetFactory(ClWorkloadFactoryHelper::GetMemoryManager());
-    IsLayerSupportedTests<armnn::ClWorkloadFactory, armnn::DataType::QuantisedAsymm8>(&factory);
+    IsLayerSupportedTests<armnn::ClWorkloadFactory, armnn::DataType::QAsymmU8>(&factory);
 }
 
 BOOST_FIXTURE_TEST_CASE(IsConvertFp16ToFp32SupportedCl, ClContextControlFixture)