update screenshot

Author: fedorov

notebooks/getting_started/part1_prerequisites.ipynb

@@ -156,7 +156,7 @@
         "\n",
         "1. Open the BigQuery console: https://console.cloud.google.com/bigquery, and click the `+ ADD DATA` button.\n",
         "\n",
-        "<img src=\"https://www.dropbox.com/s/cg99cyn1uzigw7s/add_data.png?raw=1\" alt=\"add data\" width=\"400\"/>\n",
+        "<img src=\"https://www.dropbox.com/s/0ka4gpjo73bfi52/gcp_bq_add.png?raw=1\" alt=\"add data\" width=\"400\"/>\n",
         "\n",
         "2. Choose \"Star a project\" option from the list.\n",
         "\n",