chore: Add package/namespace options for C#, Ruby and PHP. This is a breaking change *only* for those languages, and packages for those languages have not been published yet.

PiperOrigin-RevId: 374806479

google/cloud/privatecatalog/v1beta1/private_catalog.proto

@@ -27,10 +27,13 @@ import "google/protobuf/field_mask.proto";
 import "google/protobuf/struct.proto";
 import "google/protobuf/timestamp.proto";
 
+option csharp_namespace = "Google.Cloud.PrivateCatalog.V1Beta1";
 option go_package = "google.golang.org/genproto/googleapis/cloud/privatecatalog/v1beta1;privatecatalog";
 option java_multiple_files = true;
 option java_outer_classname = "PrivateCatalogProto";
 option java_package = "com.google.cloud.privatecatalog.v1beta1";
+option php_namespace = "Google\\Cloud\\PrivateCatalog\\V1beta1";
+option ruby_package = "Google::Cloud::PrivateCatalog::V1beta1";
 
 // `PrivateCatalog` allows catalog consumers to retrieve `Catalog`, `Product`
 // and `Version` resources under a target resource context.