🔧 chore(util.py): exclude "self" parameter from template building

The "self" parameter is now excluded from the template building process. This change improves the accuracy of the generated template by removing unnecessary information.

src/backend/langflow/utils/util.py

@@ -165,6 +165,7 @@ def build_template_from_method(
                         "required": param.default == param.empty,
                     }
                     for name, param in params.items()
+                    if name != "self"
                 },
             }