feat: add autoscaling policy client for v1 API

Dataproc/src/V1/AutoscalingPolicyServiceClient.php

@@ -0,0 +1,38 @@
+<?php
+/*
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*
+ * GENERATED CODE WARNING
+ * This file was generated from the file
+ * https://github.com/google/googleapis/blob/master/google/cloud/dataproc/v1/autoscaling_policies.proto
+ * and updates to that file get reflected here through a refresh process.
+ *
+ * @experimental
+ */
+
+namespace Google\Cloud\Dataproc\V1;
+
+use Google\Cloud\Dataproc\V1\Gapic\AutoscalingPolicyServiceGapicClient;
+
+/**
+ * {@inheritdoc}
+ */
+class AutoscalingPolicyServiceClient extends AutoscalingPolicyServiceGapicClient
+{
+    // This class is intentionally empty, and is intended to hold manual
+    // additions to the generated {@see AutoscalingPolicyServiceGapicClient} class.
+}