Update float8 code to support non-saturating mode

Signed-off-by: Won Jeon <won.jeon@arm.com>
Change-Id: I786aca0a2f137cebd446a3a71c8d6fe186286957
diff --git a/src/tosa_serialization_handler.cpp b/src/tosa_serialization_handler.cpp
index 85625cd..0ce6211 100644
--- a/src/tosa_serialization_handler.cpp
+++ b/src/tosa_serialization_handler.cpp
@@ -19,8 +19,8 @@
 #include <iostream>
 using namespace tosa;
 
-using fp8e4m3 = tosa::float_t<int8_t, 4, true, true, false>;
-using fp8e5m2 = tosa::float_t<int8_t, 5, true, true, true>;
+using fp8e4m3 = ct::cfloat<int8_t, 4, true, true, false>;
+using fp8e5m2 = ct::cfloat<int8_t, 5, true, true, true>;
 
 TosaSerializationTensor::TosaSerializationTensor(const flatbuffers::String* name,
                                                  const flatbuffers::Vector<int32_t>* shape,