Regenerate classroom client (#6092)

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

src/Classroom/Resource/CoursesTopics.php

@@ -35,7 +35,8 @@ class CoursesTopics extends \Google\Service\Resource
    * Creates a topic. This method returns the following error codes: *
    * `PERMISSION_DENIED` if the requesting user is not permitted to access the
    * requested course, create a topic in the requested course, or for access
-   * errors. * `INVALID_ARGUMENT` if the request is malformed. * `NOT_FOUND` if
+   * errors. * `INVALID_ARGUMENT` if the request is malformed. * `ALREADY_EXISTS`
+   * if there exists a topic in the course with the same name. * `NOT_FOUND` if
    * the requested course does not exist. (topics.create)
    *
    * @param string $courseId Identifier of the course. This identifier can be
@@ -121,8 +122,9 @@ public function listCoursesTopics($courseId, $optParams = [])
    * Updates one or more fields of a topic. This method returns the following
    * error codes: * `PERMISSION_DENIED` if the requesting developer project did
    * not create the corresponding topic or for access errors. * `INVALID_ARGUMENT`
-   * if the request is malformed. * `NOT_FOUND` if the requested course or topic
-   * does not exist (topics.patch)
+   * if the request is malformed. * `FAILED_PRECONDITION` if there exists a topic
+   * in the course with the same name. * `NOT_FOUND` if the requested course or
+   * topic does not exist (topics.patch)
    *
    * @param string $courseId Identifier of the course. This identifier can be
    * either the Classroom-assigned identifier or an alias.