Regenerate displayvideo client (#7789)

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

Author: yoshi-code-bot

src/DisplayVideo/RateDetails.php

@@ -35,6 +35,10 @@ class RateDetails extends \Google\Model
    * The rate type is Cost per Day.
    */
   public const INVENTORY_SOURCE_RATE_TYPE_INVENTORY_SOURCE_RATE_TYPE_CPD = 'INVENTORY_SOURCE_RATE_TYPE_CPD';
+  /**
+   * The rate type is Cost per Hour.
+   */
+  public const INVENTORY_SOURCE_RATE_TYPE_INVENTORY_SOURCE_RATE_TYPE_CPH = 'INVENTORY_SOURCE_RATE_TYPE_CPH';
   /**
    * The rate type is Flat.
    */
@@ -68,7 +72,8 @@ class RateDetails extends \Google\Model
    *
    * Accepted values: INVENTORY_SOURCE_RATE_TYPE_UNSPECIFIED,
    * INVENTORY_SOURCE_RATE_TYPE_CPM_FIXED, INVENTORY_SOURCE_RATE_TYPE_CPM_FLOOR,
-   * INVENTORY_SOURCE_RATE_TYPE_CPD, INVENTORY_SOURCE_RATE_TYPE_FLAT
+   * INVENTORY_SOURCE_RATE_TYPE_CPD, INVENTORY_SOURCE_RATE_TYPE_CPH,
+   * INVENTORY_SOURCE_RATE_TYPE_FLAT
    *
    * @param self::INVENTORY_SOURCE_RATE_TYPE_* $inventorySourceRateType
    */