docs: Mark v1beta1 API as deprecated

Google APIs · copybara-github · commit 3255022a9f4f · 2022-04-06T08:38:15.000-07:00
PiperOrigin-RevId: 439847134
diff --git a/google/cloud/bigquery/reservation/v1beta1/reservation.proto b/google/cloud/bigquery/reservation/v1beta1/reservation.proto
@@ -30,6 +30,7 @@ option java_multiple_files = true;
 option java_package = "com.google.cloud.bigquery.reservation.v1beta1";
 option php_namespace = "Google\\Cloud\\BigQuery\\Reservation\\V1beta1";
 
+// Deprecated: Please use the v1 api instead.
 // This API allows users to manage their flat-rate BigQuery reservations.
 //
 // A reservation provides computational resource guarantees, in the form of
@@ -46,6 +47,7 @@ option php_namespace = "Google\\Cloud\\BigQuery\\Reservation\\V1beta1";
 // location, e.g.:
 //   `projects/myproject/locations/US/capacityCommitments/id`.
 service ReservationService {
+  option deprecated = true;
   option (google.api.default_host) = "bigqueryreservation.googleapis.com";
   option (google.api.oauth_scopes) =
       "https://www.googleapis.com/auth/bigquery,"
