Bump nvidia/cuda in /deployments/container

Bumps nvidia/cuda from 12.9.0-base-ubuntu20.04 to 12.9.1-base-ubuntu20.04.

---
updated-dependencies:
- dependency-name: nvidia/cuda
  dependency-version: 12.9.1-base-ubuntu20.04
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

deployments/container/Dockerfile

@@ -16,7 +16,7 @@
 ARG TOOLKIT_CONTAINER_IMAGE=unknown
 
 # Run build with binaries native to the current build platform.
-FROM --platform=$BUILDPLATFORM nvcr.io/nvidia/cuda:12.9.0-base-ubuntu20.04 AS build
+FROM --platform=$BUILDPLATFORM nvcr.io/nvidia/cuda:12.9.1-base-ubuntu20.04 AS build
 
 # Require arg to be provided (set invalid default value).
 ARG GOLANG_VERSION=x.x.x