Regenerate Google.Cloud.Tasks.V2 (#3689)

Adds HttpRequest target

Author: yoshi-automation

apis/Google.Cloud.Tasks.V2/Google.Cloud.Tasks.V2/Queue.cs

@@ -146,6 +146,7 @@ public string Name {
     /// [task-level app_engine_routing][google.cloud.tasks.v2.AppEngineHttpRequest.app_engine_routing].
     /// These settings apply only to
     /// [App Engine tasks][google.cloud.tasks.v2.AppEngineHttpRequest] in this queue.
+    /// [Http tasks][google.cloud.tasks.v2.HttpRequest] are not affected.
     ///
     /// If set, `app_engine_routing_override` is used for all
     /// [App Engine tasks][google.cloud.tasks.v2.AppEngineHttpRequest] in the queue, no matter what the