Release Google.Cloud.Dialogflow.V2Beta1 version 1.0.0-beta19 (#13840)

Changes in this release:

### New features

- Add options of query_source, search_config, end_user_metadata and exact_search ([commit 5c57238](https://togithub.com/googleapis/google-cloud-dotnet/commit/5c5723801ab467482cdeb0a0302ddb963da21c07))
- Expose metadata in AnswerSource ([commit 5c57238](https://togithub.com/googleapis/google-cloud-dotnet/commit/5c5723801ab467482cdeb0a0302ddb963da21c07))
- Added support for ALAW encoding ([commit 8b8a0d4](https://togithub.com/googleapis/google-cloud-dotnet/commit/8b8a0d4046b9f82d0ad20d3031f571dd0c463c44))
- Add options of query_source, search_config and context_size ([commit 8b8a0d4](https://togithub.com/googleapis/google-cloud-dotnet/commit/8b8a0d4046b9f82d0ad20d3031f571dd0c463c44))
- Add SipTrunks service ([commit 8b8a0d4](https://togithub.com/googleapis/google-cloud-dotnet/commit/8b8a0d4046b9f82d0ad20d3031f571dd0c463c44))

Author: jskeet

apis/Google.Cloud.Dialogflow.V2Beta1/Google.Cloud.Dialogflow.V2Beta1/Google.Cloud.Dialogflow.V2Beta1.csproj

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <Version>1.0.0-beta18</Version>
+    <Version>1.0.0-beta19</Version>
     <TargetFrameworks>netstandard2.0;net462</TargetFrameworks>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <Description>Recommended Google client library to access the Google Dialogflow API (v2beta1).</Description>

apis/Google.Cloud.Dialogflow.V2Beta1/docs/history.md

@@ -1,5 +1,15 @@
 # Version history
 
+## Version 1.0.0-beta19, released 2024-11-18
+
+### New features
+
+- Add options of query_source, search_config, end_user_metadata and exact_search ([commit 5c57238](https://github.com/googleapis/google-cloud-dotnet/commit/5c5723801ab467482cdeb0a0302ddb963da21c07))
+- Expose metadata in AnswerSource ([commit 5c57238](https://github.com/googleapis/google-cloud-dotnet/commit/5c5723801ab467482cdeb0a0302ddb963da21c07))
+- Added support for ALAW encoding ([commit 8b8a0d4](https://github.com/googleapis/google-cloud-dotnet/commit/8b8a0d4046b9f82d0ad20d3031f571dd0c463c44))
+- Add options of query_source, search_config and context_size ([commit 8b8a0d4](https://github.com/googleapis/google-cloud-dotnet/commit/8b8a0d4046b9f82d0ad20d3031f571dd0c463c44))
+- Add SipTrunks service ([commit 8b8a0d4](https://github.com/googleapis/google-cloud-dotnet/commit/8b8a0d4046b9f82d0ad20d3031f571dd0c463c44))
+
 ## Version 1.0.0-beta18, released 2024-08-05
 
 ### Bug fixes

apis/apis.json

@@ -2126,7 +2126,7 @@
     },
     {
       "id": "Google.Cloud.Dialogflow.V2Beta1",
-      "version": "1.0.0-beta18",
+      "version": "1.0.0-beta19",
       "type": "grpc",
       "productName": "Google Cloud Dialogflow",
       "productUrl": "https://cloud.google.com/dialogflow-enterprise/",