add to missing cli file

Author: nogates

.generator/src/generator/cli.py

@@ -53,6 +53,7 @@ def cli(specs, output):
     env.filters["inline_docstring"] = formatter.inline_docstring
     env.filters["un_parameterize_type"] = formatter.un_parameterize_type
     env.filters["is_parameterized_type"] = formatter.is_parameterized_type
+    env.filters["escape_method_reserved_name"] = formatter.escape_method_reserved_name
 
     env.globals["enumerate"] = enumerate
     env.globals["get_name"] = openapi.get_name