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/armnnDeserializer/test/DeserializeActivation.cpp b/src/armnnDeserializer/test/DeserializeActivation.cpp
index 9e98893..44765d5 100644
--- a/src/armnnDeserializer/test/DeserializeActivation.cpp
+++ b/src/armnnDeserializer/test/DeserializeActivation.cpp
@@ -144,7 +144,7 @@
 
 BOOST_FIXTURE_TEST_CASE(ActivationReluQuantisedAsymm8, SimpleActivationFixture)
 {
-    RunTest<4, armnn::DataType::QuantisedAsymm8>(
+    RunTest<4, armnn::DataType::QAsymmU8>(
             0,
             {{"InputLayer", {10, 0, 2, 0}}},
             {{"OutputLayer", {10, 0, 2, 0}}});
@@ -161,7 +161,7 @@
 
 BOOST_FIXTURE_TEST_CASE(ActivationBoundedReluQuantisedAsymm8, SimpleActivationFixture3)
 {
-    RunTest<4, armnn::DataType::QuantisedAsymm8>(
+    RunTest<4, armnn::DataType::QAsymmU8>(
             0,
             {{"InputLayer", {10, 0, 2, 0}}},
             {{"OutputLayer", {5, 0, 2, 0}}});