chore(ui-deps): bump @radix-ui/react-tooltip from 1.2.6 to 1.2.8 in /llama_stack/ui (#3287)

Bumps [@radix-ui/react-tooltip](https://github.com/radix-ui/primitives)
from 1.2.6 to 1.2.8.
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llama_stack/ui/package-lock.json

@@ -19,7 +19,7 @@
     "@radix-ui/react-select": "^2.2.5",
     "@radix-ui/react-separator": "^1.1.7",
     "@radix-ui/react-slot": "^1.2.3",
-    "@radix-ui/react-tooltip": "^1.2.6",
+    "@radix-ui/react-tooltip": "^1.2.8",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
     "framer-motion": "^12.23.12",