feat(reflect-cpp): Switched from glaze -> reflect cpp

A bug was discovered in glaze which prevented valid toml output. We have
switched to toml++ and reflect-cpp. The interface has remained the same
so this should not break any code

build-config/reflect-cpp/include/rfl/define_literal.hpp

@@ -0,0 +1,16 @@
+#ifndef RFL_DEFINELITERAL_HPP_
+#define RFL_DEFINELITERAL_HPP_
+
+#include "Literal.hpp"
+#include "internal/define_literal.hpp"
+
+namespace rfl {
+
+/// Allows you to combine several literal types.
+template <class... LiteralTypes>
+using define_literal_t =
+    typename internal::define_literal<LiteralTypes...>::type;
+
+}  // namespace rfl
+
+#endif  // RFL_DEFINELITERAL_HPP_