fix: util_functions now uses utils namespace

util_functions.hpp

@@ -4,6 +4,7 @@
 #include <godot_cpp/variant/dictionary.hpp>
 #include <godot_cpp/templates/hash_map.hpp>
 
+namespace utils {
 template<typename T, typename U>
 godot::Dictionary hashmap_to_dictionary(godot::HashMap<T, U> const &map) {
     godot::Dictionary dict{};
@@ -20,5 +21,6 @@ godot::HashMap<T, U> dictionary_to_hashmap(godot::Dictionary const &dict) {
         map.insert(keys[i], dict[keys[i]]);
     return map;
 }
+}
 
 #endif // !UTILS_FUNCTIONS_HPP