Remove staging bigquery dataset from docs

Author: manuelwedler

docs/4. repository/1. sourcify-database.mdx

@@ -143,7 +143,6 @@ alternatively use your favorite data processing tool or import this data into a
 
 ## BigQuery Datasets
 
-We also provide public BigQuery datasets for convenient querying and exploration:
+We also provide a public BigQuery dataset for convenient querying and exploration:
 
-- [Sourcify production dataset](https://console.cloud.google.com/bigquery/analytics-hub/exchanges/projects/1019539084286/locations/europe-west1/dataExchanges/sourcify_19a0c79ef3a/listings/sourcify_19a0c7d0be2?project=tranquil-petal-125711)
-- [Sourcify staging dataset](https://console.cloud.google.com/bigquery?ws=!1m4!1m3!3m2!1ssourcify-project!2ssourcify_staging)
+[Sourcify production dataset](https://console.cloud.google.com/bigquery/analytics-hub/exchanges/projects/1019539084286/locations/europe-west1/dataExchanges/sourcify_19a0c79ef3a/listings/sourcify_19a0c7d0be2?project=tranquil-petal-125711)