fix(specs): returns an response [skip-bc] (generated)

algolia/api-clients-automation#4107

Co-authored-by: algolia-bot <accounts+algolia-api-client-bot@algolia.com>
Co-authored-by: Clément Vannicatte <vannicattec@gmail.com>

packages/client_search/lib/src/api/search_client.dart

@@ -673,7 +673,7 @@ final class SearchClient implements ApiClient {
   /// * [indexName] Name of the index on which to perform the operation.
   /// * [deleteByParams]
   /// * [requestOptions] additional request configuration.
-  Future<DeletedAtResponse> deleteBy({
+  Future<UpdatedAtResponse> deleteBy({
     required String indexName,
     required DeleteByParams deleteByParams,
     RequestOptions? requestOptions,
@@ -692,9 +692,9 @@ final class SearchClient implements ApiClient {
       request: request,
       options: requestOptions,
     );
-    return deserialize<DeletedAtResponse, DeletedAtResponse>(
+    return deserialize<UpdatedAtResponse, UpdatedAtResponse>(
       response,
-      'DeletedAtResponse',
+      'UpdatedAtResponse',
       growable: true,
     );
   }