fix conda build [ci skip]

Author: rusty1s

conda/pytorch-sparse/build_conda.sh

@@ -39,4 +39,8 @@ echo "PyTorch $TORCH_VERSION+$CUDA_VERSION"
 echo "- $CONDA_PYTORCH_CONSTRAINT"
 echo "- $CONDA_CUDATOOLKIT_CONSTRAINT"
 
-conda build . -c pytorch -c pyg -c default -c nvidia --output-folder "$HOME/conda-bld"
+if [ "${CUDA_VERSION}" = "cu116" ]; then
+  conda build . -c pytorch -c default -c nvidia -c conda-forge --output-folder "$HOME/conda-bld"
+else
+  conda build . -c pytorch -c default -c nvidia --output-folder "$HOME/conda-bld"
+fi