update to group_by (#4899)

this pr updates the the exports code example to 'group_by' and not
'group_bys'. it also update the saved queries parameter too. reported by
Steve Dowling here:
https://dbt-labs.slack.com/archives/C02NCQ9483C/p1707782794575719

website/docs/docs/build/saved-queries.md

@@ -50,13 +50,13 @@ To define a saved query, refer to the following parameters:
 | `description`     | String      | Required     | A description of the saved query.     |
 | `query_params`       | Structure   | Required     | Contains the query parameters. |
 | `query_params::metrics`   | List or String   | Optional    | A list of the metrics to be used in the query as specified in the command line interface. |
-| `query_params::group_bys`    | List or String          | Optional    | A list of the Entities and Dimensions to be used in the query, which include the `Dimension` or `TimeDimension`. |
-| `query_params::where`        | List or String | Optional  | A list of string which may include the `Dimension` or `TimeDimension` objects. |
-| `exports`     | List or Structure | Optional    | A list of exports to be specified with the exports structure.     |
+| `query_params::group_by`    | List or String          | Optional    | A list of the Entities and Dimensions to be used in the query, which include the `Dimension` or `TimeDimension`. |
+| `query_params::where`        | List or String | Optional  | A list of strings that may include the `Dimension` or `TimeDimension` objects. |
+| `exports`     | List or Structure | Optional    | A list of exports to be specified within the exports structure.     |
 | `exports::name`       | String               | Required     | Name of the export object.      |
 | `exports::config`     | List or Structure     | Required     | A config section for any parameters specifying the export.  |
 | `exports::config::export_as` | String    | Required     | The type of export to run. Options include table or view currently and cache in the near future.   |
-| `exports::config::schema`   | String   | Optional    | The schema used for creating the table or view. This option cannot be used for caching.   |
+| `exports::config::schema`   | String   | Optional    | The schema for creating the table or view. This option cannot be used for caching.   |
 | `exports::config::alias`  | String     | Optional    | The table alias to use to write the table or view.  This option cannot be used for caching.  |
 
 All metrics in a saved query need to use the same dimensions in the `group_by` or `where` clauses.

website/docs/docs/use-dbt-semantic-layer/exports.md

@@ -4,7 +4,7 @@ description: "Use exports to materialize tables to the data platform on a schedu
 sidebar_label: "Materialize with exports"
 ---
 
-# Materialize queries with exports <Lifecycle status='new'/>
+# Materialize queries with exports <Lifecycle status='new' />
 
 The exports feature in the dbt Semantic Layer enhances the [saved queries](/docs/build/saved-queries) by allowing you to materialize commonly used queries directly within your data platform.
 
@@ -50,9 +50,9 @@ saved_queries:
     query_params:
       metrics:
         - YOUR_METRIC_NAME
-      group_bys:
+      group_by:
         - TimeDimension()
-        - ... # Additional group_bys
+        - ... # Additional group_by
       where:
         - ... # Additional where clauses
     exports: