Fix typo in yaml

examples/quantization/post_train_quant/resnet18_imagenet_post_train_input_overrides.yaml

@@ -60,7 +60,7 @@ quantizers:
         # Here we show an example of mixing output overrides and input overrides
         
         # We don't clip the output of the last layer
-        clip_acts: None
+        clip_acts: NONE
 
         # In ResNet, the FC layer has a view op before, which kills the quantization metadata (item 4.2 above).
         # So we override.