⬆️ Upgrade dependency gradio to v5

Author: renovate[bot]

pyproject.toml

@@ -9,7 +9,7 @@ dependencies = [
     "anthropic==0.36.2",
     "google-api-python-client==2.48.0",
     "google-auth-oauthlib==1.2.1",
-    "gradio==4.44.1",
+    "gradio==5.8.0",
     "openai==1.51.0",
     "orjson==3.10.9",
     "python-dotenv==1.0.1",