Bump nvidia/cuda in /.devcontainer

Bumps nvidia/cuda from 12.6.1-devel-ubuntu22.04 to 12.6.2-devel-ubuntu22.04.

---
updated-dependencies:
- dependency-name: nvidia/cuda
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

.devcontainer/Dockerfile

@@ -1,6 +1,6 @@
 # Use Nvidia Ubuntu 22 base (includes CUDA if a supported GPU is present)
 # https://hub.docker.com/r/nvidia/cuda
-FROM nvidia/cuda:12.6.1-devel-ubuntu22.04@sha256:7a205faa1359c3eeccc283a5839f75166404e3e4b42d6a48ebe37ade8cf76ade
+FROM nvidia/cuda:12.6.2-devel-ubuntu22.04@sha256:1c253f721b28b27c924677493c8ed45812c1b1a562bca828c144683b444e7298
 
 ARG PYTHON_VERSION