feature: Add CUDA 11.2 + cuDNN 8.1.

data/modules/deps/cuda/cuda-11.2-cudnn-8.1.json

+{
+  "system": {
+    "run": {
+      "script": "scripts/install_cuda_11.2_cudnn_8.1.sh"
+    }
+  },
+
+  "install": {
+    "env": {
+      "CUDA_HOME": "$MODULE_PATH",
+      "CUDA_ROOT": "$CUDA_HOME/bin",
+      "CUDA_TOOLKIT_ROOT_DIR": "$CUDA_HOME",
+      "PATH": "$CUDA_HOME/bin:$PATH",
+      "LD_LIBRARY_PATH": "$CUDA_HOME/lib64:$LD_LIBRARY_PATH"
+    }
+  }
+}

data/modules/deps/cuda/scripts/install_cuda_11.2_cudnn_8.1.sh

+#!/bin/bash
+
+if [[ "$CUDA_CUDNN_ARCHIVES_PATH" == "" ]]; then
+  if [ -d "/common/h2t/Archive/Software/cuda/linux" ]; then
+    echo "Using CUDA_CUDNN_ARCHIVES_PATH=/common/h2t/Archive/Software/cuda/linux"
+    export CUDA_CUDNN_ARCHIVES_PATH=/common/h2t/Archive/Software/cuda/linux
+  else
+    echo "CUDA_CUDNN_ARCHIVES_PATH is unset. Export the variable and have it either point to the H2T fileserver (<h2t>/Archive/Software/cuda/linux) or your own supplied folder with the corresponding archives."
+    exit 1
+  fi
+else
+  echo "Using CUDA and cuDNN archives supplied through '$CUDA_CUDNN_ARCHIVES_PATH'."
+fi
+
+install_dir="$MODULE_PATH"
+cuda_installer="$CUDA_CUDNN_ARCHIVES_PATH/cuda_11.2.2_460.32.03_linux.run"
+cudnn_pkg="$CUDA_CUDNN_ARCHIVES_PATH/cudnn-11.2-linux-x64-v8.1.1.33.tgz"
+
+# Flag-files to indicate installation status.
+cuda_done="$install_dir/installed_cuda"
+cudnn_done="$install_dir/installed_cudnn"
+
+mkdir -p $install_dir
+
+if [[ ! -f "$cuda_done" ]]; then
+  echo "Installing CUDA 11.2 ('$cuda_installer') to '$install_dir'."
+  sh "$cuda_installer" --silent --defaultroot="$install_dir" --toolkit --toolkitpath="$install_dir" --no-man-page --override
+  # Install twice to make sure symlinks work correctly...
+  sh "$cuda_installer" --silent --defaultroot="$install_dir" --toolkit --toolkitpath="$install_dir" --no-man-page --override && touch "$cuda_done"
+  # Some library files are not put in the correct folder, so copy them manually
+  cp -r "$install_dir/targets/x86_64-linux/lib/"* "$install_dir/lib64"
+  echo "Done."
+else
+  echo "CUDA 11.2 already installed in '$install_dir'."
+fi
+
+if [[ ! -f "$cudnn_done" ]]; then
+  echo "Installing cuDNN 8.1 ('$cudnn_pkg') to '$install_dir'."
+  tar -xf "$cudnn_pkg" --strip-components=1 -C "$install_dir" && touch "$cudnn_done"
+  echo "Done."
+else
+  echo "cuDNN already installed in '$install_dir'."
+fi