Add Firebase Data Connect operation as a CloudEvent extension attribute.

PiperOrigin-RevId: 797967116

Author: yoshi-code-bot

proto/google/events/firebase/dataconnect/v1/events.proto

@@ -23,6 +23,10 @@ option csharp_namespace = "Google.Events.Protobuf.Firebase.DataConnect.V1";
 option php_namespace = "Google\\Events\\Firebase\\DataConnect\\V1";
 option ruby_package = "Google::Events::Firebase::DataConnect::V1";
 option (google.events.cloud_event_product) = "Firebase Data Connect";
+option (google.events.cloud_event_extension_attribute) = {
+  name: "operation"
+  description: "The name of the Operation triggering the event."
+};
 option (google.events.cloud_event_extension_attribute) = {
   name: "connector"
   description: "The resource ID of the Connector triggering the event."