[nvidia-cuda] - Ubuntu focal EOL change for nvidia-cuda (#1366)

* Ubuntu focal EOL change for nvidia-cuda

* Major version bump

* Major version bump correctly as per the review comment.

* Updating the correct version in readme file as pointed out in review.

* To re-run the tests

---------
Co-authored-by: Álvaro Rausell Guiard <33221237+AlvaroRausell@users.noreply.github.com>

src/nvidia-cuda/README.md

@@ -7,7 +7,7 @@ Installs shared libraries for NVIDIA CUDA.
 
 ```json
 "features": {
-    "ghcr.io/devcontainers/features/nvidia-cuda:1": {}
+    "ghcr.io/devcontainers/features/nvidia-cuda:2": {}
 }
 ```
 

src/nvidia-cuda/devcontainer-feature.json

 {
   "id": "nvidia-cuda",
-  "version": "1.2.1",
+  "version": "2.0.0",
   "name": "NVIDIA CUDA",
   "description": "Installs shared libraries for NVIDIA CUDA.",
   "documentationURL": "https://github.com/devcontainers/features/tree/main/src/nvidia-cuda",

src/nvidia-cuda/install.sh

@@ -46,7 +46,8 @@ check_packages wget ca-certificates
 
 # Add NVIDIA's package repository to apt so that we can download packages
 # Always use the ubuntu2004 repo because the other repos (e.g., debian11) are missing packages
-NVIDIA_REPO_URL="https://developer.download.nvidia.com/compute/cuda/repos/ubuntu2004/x86_64"
+# Updating the repo to ubuntu2204 as ubuntu 20.04 is going out of support. 
+NVIDIA_REPO_URL="https://developer.download.nvidia.com/compute/cuda/repos/ubuntu2204/x86_64"
 KEYRING_PACKAGE="cuda-keyring_1.0-1_all.deb"
 KEYRING_PACKAGE_URL="$NVIDIA_REPO_URL/$KEYRING_PACKAGE"
 KEYRING_PACKAGE_PATH="$(mktemp -d)"