Add more logs to TensorCoreTiledAQTLayout (#520)

Summary:
att, for easier debugging

Test Plan:
.

Reviewers:

Subscribers:

Tasks:

Tags:

Author: jerryzh168

torchao/dtypes/affine_quantized_tensor.py

@@ -512,7 +512,7 @@ def to(self, *args, **kwargs):
         kwargs = self._get_to_kwargs(*args, **kwargs)
         device = kwargs["device"]
         if device != "cuda" or (isinstance(device, torch.device) and device.type != "cuda"):
-            raise ValueError(f"TensorCoreTiledAQTLayout is only available for cuda device")
+            raise ValueError(f"TensorCoreTiledAQTLayout is only available for cuda device, can't convert to {device}")
         return self.__class__(
             self.packed_weight.to(device),
             self.scale_and_zero.to(device),