Fix names of quantized types in GetDataTypeName()

Signed-off-by: Aron Virginas-Tar <Aron.Virginas-Tar@arm.com>
Change-Id: I485b7f1823a5eb1bb3832a7853d80a3fa00319fb
diff --git a/include/armnn/TypesUtils.hpp b/include/armnn/TypesUtils.hpp
index 310792c..0d50323 100644
--- a/include/armnn/TypesUtils.hpp
+++ b/include/armnn/TypesUtils.hpp
@@ -141,8 +141,8 @@
     {
         case DataType::Float16:         return "Float16";
         case DataType::Float32:         return "Float32";
-        case DataType::QuantisedAsymm8: return "Unsigned8";
-        case DataType::QuantisedSymm16: return "Signed16";
+        case DataType::QuantisedAsymm8: return "QAsymm8";
+        case DataType::QuantisedSymm16: return "QSymm16";
         case DataType::Signed32:        return "Signed32";
         case DataType::Boolean:         return "Boolean";