build(deps): bump nvidia/cuda

Bumps nvidia/cuda from 12.6.2-cudnn-runtime-ubuntu24.04 to 12.6.3-cudnn-runtime-ubuntu24.04.

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

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

Author: dependabot[bot]

src/sample_pytorch_gpu_project/.devcontainer/Dockerfile

@@ -1,6 +1,6 @@
 # leverage multi-stage build and copy python binaries to cuda container
 FROM python:3.11.10 as python
-FROM nvidia/cuda:12.6.2-cudnn-runtime-ubuntu24.04
+FROM nvidia/cuda:12.6.3-cudnn-runtime-ubuntu24.04
 COPY --from=python /usr/local/ /usr/local/
 
 RUN apt-get update \