increase RAI dbpedia notebook timeout to 3 hours from 2 hours to reduce transient failures (#2956)

sdk/python/responsible-ai/text/responsibleaidashboard-text-classification-DBPedia.ipynb

@@ -839,7 +839,7 @@
     "        classes=classes,\n",
     "        use_model_dependency=use_model_dependency,\n",
     "    )\n",
-    "    rai_text_job.set_limits(timeout=7200)\n",
+    "    rai_text_job.set_limits(timeout=10800)\n",
     "\n",
     "    rai_text_job.outputs.dashboard.mode = \"upload\"\n",
     "    rai_text_job.outputs.ux_json.mode = \"upload\"\n",