fix typo (#1744)

Author: LRL2-ModelCloud

gptqmodel/models/base.py

@@ -1237,7 +1237,7 @@ def serve_wait_until_ready(self, timeout: int = 30, check_interval: float = 0.1)
         if self.server is not None:
             self.server.wait_until_ready(timeout=timeout, check_interval=check_interval)
 
-    def befor_model_load(self, load_quantized_model):
+    def before_model_load(self, load_quantized_model):
         pass
 
     def after_model_load(self, model, load_quantized_model):