Lower ram usage on windows. (comfyanonymous#9628)

Author: comfyanonymous

main.py

@@ -112,6 +112,7 @@ def execute_script(script_path):
 
 
 if os.name == "nt":
+    os.environ['MIMALLOC_PURGE_DELAY'] = '0'
     logging.getLogger("xformers").addFilter(lambda record: 'A matching Triton is not available' not in record.getMessage())
 
 if __name__ == "__main__":