Remove stale devcontainer.

.devcontainer/cuda11.8-gcc11/devcontainer.json

@@ -1,46 +0,0 @@
-{
-  "shutdownAction": "stopContainer",
-  "image": "rapidsai/devcontainers:25.06-cpp-gcc11-cuda11.8-ubuntu22.04",
-  "hostRequirements": {
-    "gpu": "optional"
-  },
-  "initializeCommand": [
-    "/bin/bash",
-    "-c",
-    "mkdir -m 0755 -p ${localWorkspaceFolder}/.{aws,cache,config}"
-  ],
-  "containerEnv": {
-    "SCCACHE_REGION": "us-east-2",
-    "SCCACHE_BUCKET": "rapids-sccache-devs",
-    "AWS_ROLE_ARN": "arn:aws:iam::279114543810:role/nv-gha-token-sccache-devs",
-    "HISTFILE": "${containerWorkspaceFolder}/.cache/._bash_history",
-    "DEVCONTAINER_NAME": "cuda11.8-gcc11",
-    "CCCL_CUDA_VERSION": "11.8",
-    "CCCL_HOST_COMPILER": "gcc",
-    "CCCL_HOST_COMPILER_VERSION": "11",
-    "CCCL_BUILD_INFIX": "cuda11.8-gcc11"
-  },
-  "workspaceFolder": "/home/coder/${localWorkspaceFolderBasename}",
-  "workspaceMount": "source=${localWorkspaceFolder},target=/home/coder/${localWorkspaceFolderBasename},type=bind,consistency=consistent",
-  "mounts": [
-    "source=${localWorkspaceFolder}/.aws,target=/home/coder/.aws,type=bind,consistency=consistent",
-    "source=${localWorkspaceFolder}/.cache,target=/home/coder/.cache,type=bind,consistency=consistent",
-    "source=${localWorkspaceFolder}/.config,target=/home/coder/.config,type=bind,consistency=consistent"
-  ],
-  "customizations": {
-    "vscode": {
-      "extensions": [
-        "llvm-vs-code-extensions.vscode-clangd",
-        "xaver.clang-format"
-      ],
-      "settings": {
-        "editor.defaultFormatter": "xaver.clang-format",
-        "clang-format.executable": "/usr/local/bin/clang-format",
-        "clangd.arguments": [
-          "--compile-commands-dir=${workspaceFolder}"
-        ]
-      }
-    }
-  },
-  "name": "cuda11.8-gcc11"
-}