Try to fix MSVC error

include/aidge/utils/StaticParameters.hpp

@@ -123,6 +123,7 @@ public:
     template <std::size_t SIZE = std::tuple_size<std::tuple<T...>>::value-1>
     [[noreturn]] constexpr typename std::enable_if<(SIZE <= 0), std::string>::type getType(std::size_t /*i*/) const {
         assert(false && "parameter not found");
+        return std::string();  // useless, but makes MSVC happy
     }
 
     constexpr const std::tuple<T...>& getStaticParameters() const {