Update data-test-configs.md

website/docs/reference/data-test-configs.md

@@ -278,7 +278,11 @@ tests:
 
 #### Specify custom configurations for generic data tests
 
-_Currently available in dbt Cloud only. Specifying custom configurations for data tests will become available in dbt Core later this year._
+:::note 
+
+This functionality is supported on versionless dbt Cloud accounts that have opted to ["Keep on latest version"](/docs/dbt-versions/upgrade-dbt-version-in-cloud#keep-on-latest-version).
+
+:::
 
 Use any custom config key to specify custom configurations for data tests. For example, the following specifies the `snowflake_warehouse` custom config that dbt should use when executing the `accepted_values` data test:
 
@@ -297,4 +301,4 @@ models:
 
 ```
 
-Given the config, the data test runs on a different Snowflake virtual warehouse than the one in your default connection to enable better price-performance with a different warehouse size or more granular cost allocation and visibility.
+Given the config, the data test runs on a different Snowflake virtual warehouse than the one in your default connection to enable better price-performance with a different warehouse size or more granular cost allocation and visibility.