internal/gapicgen: correct release levels for BQ APIs

Change-Id: Ie298b022f4068b7b14641c18ea7a169d5d1c29ff
Reviewed-on: https://code-review.googlesource.com/c/gocloud/+/54554
Reviewed-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Noah Dietz <ndietz@google.com>
diff --git a/internal/gapicgen/generator/config.go b/internal/gapicgen/generator/config.go
index 3b405c2..d5dd77a 100644
--- a/internal/gapicgen/generator/config.go
+++ b/internal/gapicgen/generator/config.go
@@ -158,7 +158,7 @@
 		importPath:            "cloud.google.com/go/bigquery/reservation/apiv1beta1",
 		gRPCServiceConfigPath: "google/cloud/bigquery/reservation/v1beta1/bigqueryreservation_grpc_service_config.json",
 		apiServiceConfigPath:  "google/cloud/bigquery/reservation/v1beta1/bigqueryreservation_v1beta1.yaml",
-		releaseLevel:          "alpha",
+		releaseLevel:          "beta",
 	},
 	{
 		inputDirectoryPath:    "google/cloud/bigquery/storage/v1alpha2",
@@ -190,7 +190,7 @@
 		importPath:            "cloud.google.com/go/bigquery/storage/apiv1",
 		gRPCServiceConfigPath: "google/cloud/bigquery/storage/v1/bigquerystorage_grpc_service_config.json",
 		apiServiceConfigPath:  "google/cloud/bigquery/storage/v1/bigquerystorage_v1.yaml",
-		releaseLevel:          "alpha",
+		releaseLevel:          "ga",
 	},
 	{
 		inputDirectoryPath:    "google/cloud/iot/v1",