python3Packages.pytorch-bin: don't build on hydra

It won't complete anyhow, as it exceeds the recently increased maximum
output size by another 200 MB.

https://hydra.nixos.org/build/173626214

pkgs/development/python-modules/pytorch/bin.nix

@@ -76,6 +76,7 @@ in buildPythonPackage {
     # https://www.intel.com/content/www/us/en/developer/articles/license/onemkl-license-faq.html
     license = licenses.bsd3;
     platforms = platforms.linux ++ platforms.darwin;
+    hydraPlatforms = []; # output size 3.2G on 1.11.0
     maintainers = with maintainers; [ junjihashimoto ];
   };
 }