Regenerate gkeonprem client (#6019)

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

src/GKEOnPrem/Resource/ProjectsLocationsOperations.php

@@ -40,7 +40,7 @@ class ProjectsLocationsOperations extends \Google\Service\Resource
    * other methods to check whether the cancellation succeeded or whether the
    * operation completed despite cancellation. On successful cancellation, the
    * operation is not deleted; instead, it becomes an operation with an
-   * Operation.error value with a google.rpc.Status.code of 1, corresponding to
+   * Operation.error value with a google.rpc.Status.code of `1`, corresponding to
    * `Code.CANCELLED`. (operations.cancel)
    *
    * @param string $name The name of the operation resource to be cancelled.