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/internal/has_custom_parser.hpp

@@ -0,0 +1,23 @@
+#ifndef RFL_INTERNAL_HASCUSTOMPARSER_HPP_
+#define RFL_INTERNAL_HASCUSTOMPARSER_HPP_
+
+#include <type_traits>
+
+#include "../parsing/Parser.hpp"
+
+namespace rfl::internal {
+
+template <class R, class W, class T, class ProcessorsType>
+concept has_custom_parser = requires(
+    const T& _t, const typename parsing::Parser<
+                     R, W, T, ProcessorsType>::CustomParserHelperStruct& _h) {
+  {
+    std::remove_cvref_t<decltype(_h)>::from_class(_t)
+  } -> std::same_as<std::remove_cvref_t<decltype(_h)>>;
+
+  { _h.to_class() } -> std::same_as<T>;
+};
+
+}  // namespace rfl::internal
+
+#endif