Remove CUDA tests from BuildKite.

These are still taking a very long time and timing out as a result.

Will try to run these on BuildKite-VM-sized machines and see if they can
be sped up still before re-enabling.

PiperOrigin-RevId: 691618986

.buildkite/pipeline.yaml

@@ -190,16 +190,6 @@ steps:
       - make cos-gpu-all-tests
     agents:
       queue: cos-canary-gpu
-  - <<: *common
-    <<: *source_test_continuous
-    label: ":fish: CUDA tests"
-    # This is its own test rather than being part of the GPU tests,
-    # because it takes around 15 minutes to run.
-    commands:
-      - make sudo TARGETS=//tools/gpu:main ARGS="install --latest" || cat /var/log/nvidia-installer.log
-      - make cuda-tests
-    agents:
-      queue: gpu
   - <<: *common
     <<: *source_test_continuous
     label: ":screwdriver: All GPU Drivers Test"

.buildkite/release.yaml

@@ -67,15 +67,6 @@ steps:
       - make gpu-all-tests
     agents:
       queue: gpu
-  - <<: *common
-    label: ":fish: CUDA tests in compatibility-verifying mode"
-    # This is its own test rather than being part of the GPU tests,
-    # because it takes around an hour to run.
-    commands:
-      - make sudo TARGETS=//tools/gpu:main ARGS="install --latest" || cat /var/log/nvidia-installer.log
-      - make cuda-tests ARGS="--cuda_verify_compatibility=true"
-    agents:
-      queue: gpu
   - <<: *common
     label: ":screwdriver: All GPU Drivers Test"
     commands: