Release Google.Cloud.AIPlatform.V1Beta1 version 1.0.0-beta04 (#13598)

Changes in this release:

### New features

- Add TunedModelRef and RebaseTunedModel Api for Vertex GenAiTuningService ([commit 7810c1b](https://togithub.com/googleapis/google-cloud-dotnet/commit/7810c1b37d94170c68b7df70c48617462827db7b))
- Add CIVIC_INTEGRITY category to SafetySettings for prediction service ([commit 1071ade](https://togithub.com/googleapis/google-cloud-dotnet/commit/1071aded4dad82414f385fb08421f5923d061eac))
- Add psc_automation_configs to DeployIndex v1beta1 ([commit 9dad2ff](https://togithub.com/googleapis/google-cloud-dotnet/commit/9dad2fff36902e42a0f64225b0b4a036bfedf9ce))
- Add new `PipelineTaskRerunConfig` field to `pipeline_job.proto` ([commit b748a67](https://togithub.com/googleapis/google-cloud-dotnet/commit/b748a6791444392ae88e47f89cf09a58c8273691))
- Expose `RuntimeArtifact` proto in `ui_pipeline_spec.proto` ([commit b748a67](https://togithub.com/googleapis/google-cloud-dotnet/commit/b748a6791444392ae88e47f89cf09a58c8273691))
- A new field `generation_config` is added to message `.google.cloud.aiplatform.v1beta1.CountTokensRequest` ([commit 5723ee2](https://togithub.com/googleapis/google-cloud-dotnet/commit/5723ee23257af6f6f0bb0c7253707e2a7f7752f1))
- A new field `labels` is added to message `.google.cloud.aiplatform.v1beta1.GenerateContentRequest` ([commit 5723ee2](https://togithub.com/googleapis/google-cloud-dotnet/commit/5723ee23257af6f6f0bb0c7253707e2a7f7752f1))

### Documentation improvements

- Limit comment `SupervisedTuningSpec` for 1p tuning ([commit 7810c1b](https://togithub.com/googleapis/google-cloud-dotnet/commit/7810c1b37d94170c68b7df70c48617462827db7b))

apis/Google.Cloud.AIPlatform.V1Beta1/Google.Cloud.AIPlatform.V1Beta1/Google.Cloud.AIPlatform.V1Beta1.csproj

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <Version>1.0.0-beta03</Version>
+    <Version>1.0.0-beta04</Version>
     <TargetFrameworks>netstandard2.0;net462</TargetFrameworks>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <Description>Recommended Google client library to access the AI Platform API (v1beta), which allows you to train high-quality custom machine learning models with minimal machine learning expertise and effort.</Description>

apis/Google.Cloud.AIPlatform.V1Beta1/docs/history.md

@@ -1,5 +1,21 @@
 # Version history
 
+## Version 1.0.0-beta04, released 2024-09-26
+
+### New features
+
+- Add TunedModelRef and RebaseTunedModel Api for Vertex GenAiTuningService ([commit 7810c1b](https://github.com/googleapis/google-cloud-dotnet/commit/7810c1b37d94170c68b7df70c48617462827db7b))
+- Add CIVIC_INTEGRITY category to SafetySettings for prediction service ([commit 1071ade](https://github.com/googleapis/google-cloud-dotnet/commit/1071aded4dad82414f385fb08421f5923d061eac))
+- Add psc_automation_configs to DeployIndex v1beta1 ([commit 9dad2ff](https://github.com/googleapis/google-cloud-dotnet/commit/9dad2fff36902e42a0f64225b0b4a036bfedf9ce))
+- Add new `PipelineTaskRerunConfig` field to `pipeline_job.proto` ([commit b748a67](https://github.com/googleapis/google-cloud-dotnet/commit/b748a6791444392ae88e47f89cf09a58c8273691))
+- Expose `RuntimeArtifact` proto in `ui_pipeline_spec.proto` ([commit b748a67](https://github.com/googleapis/google-cloud-dotnet/commit/b748a6791444392ae88e47f89cf09a58c8273691))
+- A new field `generation_config` is added to message `.google.cloud.aiplatform.v1beta1.CountTokensRequest` ([commit 5723ee2](https://github.com/googleapis/google-cloud-dotnet/commit/5723ee23257af6f6f0bb0c7253707e2a7f7752f1))
+- A new field `labels` is added to message `.google.cloud.aiplatform.v1beta1.GenerateContentRequest` ([commit 5723ee2](https://github.com/googleapis/google-cloud-dotnet/commit/5723ee23257af6f6f0bb0c7253707e2a7f7752f1))
+
+### Documentation improvements
+
+- Limit comment `SupervisedTuningSpec` for 1p tuning ([commit 7810c1b](https://github.com/googleapis/google-cloud-dotnet/commit/7810c1b37d94170c68b7df70c48617462827db7b))
+
 ## Version 1.0.0-beta03, released 2024-09-16
 
 ### New features

apis/apis.json

@@ -348,7 +348,7 @@
     },
     {
       "id": "Google.Cloud.AIPlatform.V1Beta1",
-      "version": "1.0.0-beta03",
+      "version": "1.0.0-beta04",
       "type": "grpc",
       "productName": "Cloud AI Platform",
       "productUrl": "https://cloud.google.com/ai-platform/docs/",