Change checkpoint parent folder

Signed-off-by: Jael Gu <mengjia.gu@zilliz.com>

nn_fingerprint.py

@@ -70,7 +70,7 @@ class NNFingerprint(NNOperator):
         log.info('Loading weights...')
         if checkpoint_path is None:
             path = str(Path(__file__).parent)
-            checkpoint_path = os.path.join(path, './checkpoints/pfann_fma_m.pt')
+            checkpoint_path = os.path.join(path, 'saved_model', 'pfann_fma_m.pt')
         state_dict = torch.load(checkpoint_path, map_location=self.device)
         self.model.load_state_dict(state_dict)
         self.model.eval()