Regenerate calendar client (#8106)

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

Author: yoshi-code-bot

src/Calendar/Event.php

@@ -404,7 +404,11 @@ public function getColorId()
    * The conference-related information, such as details of a Google Meet
    * conference. To create new conference details use the createRequest field.
    * To persist your changes, remember to set the conferenceDataVersion request
-   * parameter to 1 for all event modification requests.
+   * parameter to 1 for all event modification requests. Warning: Reusing Google
+   * Meet conference data across different events can cause access issues and
+   * expose meeting details to unintended users. To help ensure meeting privacy,
+   * always generate a unique conference for each event by using the
+   * createRequest field.
    *
    * @param ConferenceData $conferenceData
    */