Update Gemini Data Analytics SDK import to use v1beta.

PiperOrigin-RevId: 822429837

Author: Gemini Data Analytics Team

agents/gemini_data_analytics/intro_gemini_data_analytics_sdk.ipynb

@@ -307,7 +307,7 @@
         "# @title Import the Gemini Data Analytics client library\n",
         "\n",
         "\n",
-        "from google.cloud import geminidataanalytics\n",
+        "from google.cloud import geminidataanalytics_v1beta as geminidataanalytics\n",
         "\n",
         "data_agent_client = geminidataanalytics.DataAgentServiceClient()\n",
         "data_chat_client = geminidataanalytics.DataChatServiceClient()"