[Deps] Retire the CUDA 12 lane (#38404)

Co-authored-by: Mohammad Angkad <mohammad.angkad@radixark.ai>

docs/src/snippets/configs/MiniMaxAI/minimax-m3.jsx

@@ -93,9 +93,10 @@ sgl-eval run mmmu_pro \\
 
   dockerImages: {
     // M3-specific dev images (multi-arch amd64+arm64). cu13 carries the sm_103
-    // (B300/GB300) + Grace arm64 builds; cu12 is the Hopper/CUDA-12 build;
-    // dev-minimax-m3 is the rolling default. M3 model support is not yet in a
-    // tagged release, so :latest cannot serve it.
+    // (B300/GB300) + Grace arm64 builds; cu12 is the final Hopper/CUDA-12 build
+    // (that lane is retired, so it no longer rebuilds); dev-minimax-m3 is the
+    // rolling default. M3 model support is not yet in a tagged release, so
+    // :latest cannot serve it.
     b200: "lmsysorg/sglang:dev-minimax-m3",
     b300: "lmsysorg/sglang:dev-cu13-minimax-m3",
     gb200: "lmsysorg/sglang:dev-cu13-minimax-m3",

docs/src/snippets/configs/thinkingmachines/inkling-small.jsx

@@ -70,7 +70,8 @@ export const config = {
 -d '{ "model": "{{MODEL_NAME}}", "messages": [{"role":"user","content":"Hello"}] }'`,
 
   // NVIDIA: two multi-arch CUDA builds (dev-inkling-dspark for CUDA 13,
-  // dev-cu12-inkling-dspark for CUDA 12) — pick by your CUDA version, not by GPU.
+  // dev-cu12-inkling-dspark for CUDA 12, a final build since that lane is
+  // retired) — pick by your CUDA version, not by GPU.
   // Panel defaults to cu13. AMD: dev-rocm720-mi35x-inkling-dspark (sglang-rocm repo).
   // DGX Spark uses a dedicated arm64 CUDA 13 image with NCCL 2.30.7.
   // All tiers ship from the same images, DSpark included (except DGX Spark).

docs/src/snippets/configs/thinkingmachines/inkling.jsx

@@ -73,7 +73,8 @@ export const config = {
 -d '{ "model": "{{MODEL_NAME}}", "messages": [{"role":"user","content":"Hello"}] }'`,
 
   // NVIDIA: two multi-arch CUDA builds (dev-inkling-dspark for CUDA 13,
-  // dev-cu12-inkling-dspark for CUDA 12) — pick by your CUDA version, not by GPU.
+  // dev-cu12-inkling-dspark for CUDA 12, a final build since that lane is
+  // retired) — pick by your CUDA version, not by GPU.
   // Panel defaults to cu13. AMD: dev-rocm720-mi35x-inkling-dspark (sglang-rocm repo).
   // All tiers ship from the same images, DSpark included.
   dockerImages: {