chore: vendor sglang v0.5.10 snapshot

third_party/sglang/.github/workflows/labeler.yml

@@ -0,0 +1,20 @@
+name: Auto Label PRs
+
+on:
+  pull_request_target:
+    types: [opened, synchronize, reopened]
+
+permissions:
+  contents: read
+  pull-requests: write
+
+jobs:
+  label:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Auto-label by file changes
+        uses: actions/labeler@v5
+        with:
+          repo-token: "${{ secrets.GITHUB_TOKEN }}"
+          configuration-path: .github/labeler.yml
+          sync-labels: false