chore(all): bump libraries to ga (#3518)

Author: codyoss

internal/gapicgen/generator/config.go

@@ -720,8 +720,7 @@ var microgenGapicConfigs = []*microgenConfig{
 		importPath:            "cloud.google.com/go/servicedirectory/apiv1",
 		gRPCServiceConfigPath: "google/cloud/servicedirectory/v1/servicedirectory_grpc_service_config.json",
 		apiServiceConfigPath:  "google/cloud/servicedirectory/v1/servicedirectory_v1.yaml",
-		// GA after 2021/01/05
-		releaseLevel: "beta",
+		releaseLevel:          "ga",
 	},
 	{
 		inputDirectoryPath:    "google/cloud/servicedirectory/v1beta1",
@@ -785,8 +784,7 @@ var microgenGapicConfigs = []*microgenConfig{
 		importPath:            "cloud.google.com/go/billing/budgets/apiv1",
 		gRPCServiceConfigPath: "google/cloud/billing/budgets/v1/billingbudgets_grpc_service_config.json",
 		apiServiceConfigPath:  "google/cloud/billing/budgets/v1/billingbudgets.yaml",
-		// GA after 2020/11/27
-		releaseLevel: "beta",
+		releaseLevel:          "ga",
 	},
 	{
 		inputDirectoryPath:    "google/cloud/billing/budgets/v1beta1",
@@ -842,44 +840,39 @@ var microgenGapicConfigs = []*microgenConfig{
 		importPath:            "cloud.google.com/go/accessapproval/apiv1",
 		gRPCServiceConfigPath: "google/cloud/accessapproval/v1/accessapproval_grpc_service_config.json",
 		apiServiceConfigPath:  "google/cloud/accessapproval/v1/accessapproval_gapic.yaml",
-		// GA after 2020/11/12
-		releaseLevel: "beta",
+		releaseLevel:          "ga",
 	},
 	{
 		inputDirectoryPath:    "google/cloud/websecurityscanner/v1",
 		pkg:                   "websecurityscanner",
 		importPath:            "cloud.google.com/go/websecurityscanner/apiv1",
 		gRPCServiceConfigPath: "google/cloud/websecurityscanner/v1/websecurityscanner_grpc_service_config.json",
 		apiServiceConfigPath:  "google/cloud/websecurityscanner/v1/websecurityscanner_v1.yaml",
-		// GA after 2020/11/13
-		releaseLevel: "beta",
+		releaseLevel:          "ga",
 	},
 	{
 		inputDirectoryPath:    "google/cloud/managedidentities/v1",
 		pkg:                   "managedidentities",
 		importPath:            "cloud.google.com/go/managedidentities/apiv1",
 		gRPCServiceConfigPath: "google/cloud/managedidentities/v1/managedidentities_grpc_service_config.json",
 		apiServiceConfigPath:  "google/cloud/managedidentities/v1/managedidentities_v1.yaml",
-		// GA after 2020/11/15
-		releaseLevel: "beta",
+		releaseLevel:          "ga",
 	},
 	{
 		inputDirectoryPath:    "google/devtools/artifactregistry/v1beta2",
 		pkg:                   "artifactregistry",
 		importPath:            "cloud.google.com/go/artifactregistry/apiv1beta2",
 		gRPCServiceConfigPath: "google/devtools/artifactregistry/v1beta2/artifactregistry_grpc_service_config.json",
 		apiServiceConfigPath:  "google/devtools/artifactregistry/v1beta2/artifactregistry_v1beta2.yaml",
-		// GA after 2021/01/05
-		releaseLevel: "beta",
+		releaseLevel:          "ga",
 	},
 	{
 		inputDirectoryPath:    "google/cloud/retail/v2",
 		pkg:                   "retail",
 		importPath:            "cloud.google.com/go/retail/apiv2",
 		gRPCServiceConfigPath: "google/cloud/retail/v2/retail_grpc_service_config.json",
 		apiServiceConfigPath:  "google/cloud/retail/v2/retail_v2.yaml",
-		// GA after 2021/01/10
-		releaseLevel: "beta",
+		releaseLevel:          "ga",
 	},
 	{
 		inputDirectoryPath:    "google/cloud/channel/v1",