Docker: add todos for gpu_support installer

docker/build/installers/install_gpu_support.sh

@@ -34,6 +34,10 @@ bash /tmp/installers/install_gpu_caffe.sh ${INSTALL_MODE}
 info "Install libtorch ..."
 bash /tmp/installers/install_libtorch.sh
 
+# openmpi @cuda
+# pcl @cuda
+# opencv @cuda
+
 # Clean up cache to reduce layer size.
 apt-get clean && \
     rm -rf /var/lib/apt/lists/*