Fix TagDB registration for classes with underscore in the name.

binding_generator.py

@@ -684,7 +684,7 @@ def generate_type_registry(classes):
         if base_class_name == "":
             base_class_type_hash = "0"
 
-        source.append("\tgodot::_TagDB::register_global_type(\"" + class_name + "\", " + class_type_hash + ", " + base_class_type_hash + ");")
+        source.append("\tgodot::_TagDB::register_global_type(\"" + c["name"] + "\", " + class_type_hash + ", " + base_class_type_hash + ");")
 
     source.append("}")