Update a comment in pytorch HGT example (#3101)

Co-authored-by: Quan (Andy) Gan <coin2028@hotmail.com>
Co-authored-by: Jinjing Zhou <VoVAllen@users.noreply.github.com>

examples/pytorch/hgt/model.py

@@ -173,5 +173,5 @@ class HeteroRGCN(nn.Module):
         h_dict = self.layer1(G, input_dict)
         h_dict = {k : F.leaky_relu(h) for k, h in h_dict.items()}
         h_dict = self.layer2(G, h_dict)
-        # get paper logits
+        # get appropriate logits
         return h_dict[out_key]