feat: [servicehealth] A new field id is added to message `.google.c…

…loud.servicehealth.v1.Product` (#5843)

* feat: A new field `id` is added to message `.google.cloud.servicehealth.v1.Product`

PiperOrigin-RevId: 700448569

Source-Link: googleapis/googleapis@1e6bc36

Source-Link: googleapis/googleapis-gen@2966fab
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* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

packages/google-cloud-servicehealth/protos/google/cloud/servicehealth/v1/event_resources.proto

@@ -387,6 +387,9 @@ message Location {
 message Product {
   // Google Cloud product impacted by the event. Example: `"Google Cloud SQL"`
   string product_name = 1;
+
+  // Unique identifier for the product.
+  string id = 2;
 }
 
 // Represents the Google Cloud products and locations impacted by the event.