Remove sglang/vllm dashboard (#7211)

Let's not show this publicly

Signed-off-by: Huy Do <huydhn@gmail.com>

Author: huydhn

torchci/components/layout/NavBar.tsx

@@ -126,10 +126,6 @@ function NavBar() {
       name: "Helion",
       href: "/benchmark/llms?repoName=pytorch%2Fhelion&benchmarkName=Helion+Benchmark",
     },
-    {
-      name: "vLLM vs SGLang",
-      href: "/benchmark/llms?repos=vllm-project%2Fvllm%2Csgl-project%2Fsglang",
-    },
     {
       name: "PyTorch Operator Microbenchmark",
       href: "/benchmark/llms?repoName=pytorch%2Fpytorch&benchmarkName=PyTorch+operator+microbenchmark",