Disable testing on the daint cuda stdexec pipeline

CUDA@12 doesn't work on daint (unsufficient drivers)

ci/cuda/gcc12_release_stdexec.yml

@@ -4,7 +4,7 @@ include:
 cuda gcc12 release deps:
   extends: .build_deps_common
   variables:
-    BASE_IMAGE: docker.io/nvidia/cuda:11.7.1-devel-ubuntu22.04
+    BASE_IMAGE: docker.io/nvidia/cuda:12.6.1-devel-ubuntu24.04
     COMPILER: gcc@12
     CXXSTD: 20
     SPACK_ENVIRONMENT: ci/docker/release-cuda-stdexec.yaml
@@ -19,12 +19,3 @@ cuda gcc12 release build:
     - cuda gcc12 release deps
   variables:
     DEPLOY_IMAGE: $CSCS_REGISTRY_PATH/cuda-gcc12-release/deploy:$CI_COMMIT_SHA
-
-cuda gcc12 release test:
-  extends: .run_common
-  needs:
-    - cuda gcc12 release build
-  trigger:
-    include:
-      - artifact: pipeline.yml
-        job: cuda gcc12 release build