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/UnderlyingEnums.hpp

@@ -0,0 +1,18 @@
+#ifndef RFL_UNDERLYINGENUMS_HPP_
+#define RFL_UNDERLYINGENUMS_HPP_
+
+namespace rfl {
+
+/// This is a 'fake' processor - it doesn't do much by itself, but its
+/// its inclusion instructs parsers not to convert enum types to strings, but to integers
+struct UnderlyingEnums {
+ public:
+  template <class StructType>
+  static auto process(auto&& _named_tuple) {
+    return _named_tuple;
+  }
+};
+
+}  // namespace rfl
+
+#endif