Regenerate datamigration client (#6653)

Generated in GitHub action: https://togithub.com/googleapis/googleapis/google-api-php-client-services/actions/workflows/codegen.yaml

Author: yoshi-code-bot

src/DatabaseMigrationService/GoogleCloudClouddmsV1OperationMetadata.php

@@ -31,6 +31,10 @@ class GoogleCloudClouddmsV1OperationMetadata extends \Google\Model
    * @var string
    */
   public $endTime;
+  /**
+   * @var string[]
+   */
+  public $metadata;
   /**
    * @var bool
    */
@@ -90,6 +94,20 @@ public function getEndTime()
   {
     return $this->endTime;
   }
+  /**
+   * @param string[]
+   */
+  public function setMetadata($metadata)
+  {
+    $this->metadata = $metadata;
+  }
+  /**
+   * @return string[]
+   */
+  public function getMetadata()
+  {
+    return $this->metadata;
+  }
   /**
    * @param bool
    */