MDL-77374 libraries: Added #[AllowDynamicProperties] attribute

To temporarily prevent the PHP 8.2 warning about Dynamic Properties' deprecation,
the #[AllowDynamicProperties] property was added. We encourage anyone to perform the upgrade
as soon as the Google library complies with PHP 8.2.

lib/google/src/Google/Http/MediaFileUpload.php

@@ -23,6 +23,7 @@ if (!class_exists('Google_Client')) {
  * Manage large file uploads, which may be media but can be any type
  * of sizable data.
  */
+#[AllowDynamicProperties]
 class Google_Http_MediaFileUpload
 {
   const UPLOAD_MEDIA_TYPE = 'media';