Update docker.io/nvidia/cuda Docker tag to v12.6.3

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
docker.io/nvidia/cuda	final	patch	12.6.2-runtime-ubi9 -> 12.6.3-runtime-ubi9
docker.io/nvidia/cuda	stage	patch	12.6.2-devel-ubi9 -> 12.6.3-devel-ubi9

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Configuration

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[sourcery-ai]

Reviewer's Guide by Sourcery

This PR updates the NVIDIA CUDA base images from version 12.6.2 to 12.6.3 in both development and runtime environments. The changes are straightforward version bumps in the Containerfile.

No diagrams generated as the changes look simple and do not need a visual representation.

File-Level Changes

Change	Details	Files
Update NVIDIA CUDA base images to version 12.6.3	Update development environment base image from 12.6.2 to 12.6.3 Update runtime environment base image from 12.6.2 to 12.6.3	container-images/cuda/Containerfile

Possibly linked issues

• Configure Renovate #1: The PR updates docker.io/nvidia/cuda, which is listed in the issue's open updates.

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[sourcery-ai]

We have skipped reviewing this pull request. It seems to have been created by a bot (hey, renovate[bot]!). We assume it knows what it's doing!

[ericcurtin]

Don't merge, this is broken