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/DeserializePooling2d.cpp b/src/armnnDeserializer/test/DeserializePooling2d.cpp
index 55fb655..b63aeb5 100644
--- a/src/armnnDeserializer/test/DeserializePooling2d.cpp
+++ b/src/armnnDeserializer/test/DeserializePooling2d.cpp
@@ -141,7 +141,7 @@
 
 BOOST_FIXTURE_TEST_CASE(Pooling2dQuantisedAsymm8Avg, SimpleAvgPooling2dFixture2)
 {
-    RunTest<4, armnn::DataType::QuantisedAsymm8>(0,
+    RunTest<4, armnn::DataType::QAsymmU8>(0,
                                                 { 20, 40, 60, 80 },
                                                 { 50 });
 }
@@ -153,7 +153,7 @@
 
 BOOST_FIXTURE_TEST_CASE(Pooling2dQuantisedAsymm8Max, SimpleMaxPooling2dFixture2)
 {
-    RunTest<4, armnn::DataType::QuantisedAsymm8>(0,
+    RunTest<4, armnn::DataType::QAsymmU8>(0,
                                                 { 20, 40, 60, 80 },
                                                 { 80 });
 }