Issue #2238561 by alexpott, dawehner, andypost, bradjones1, ridhimaabrol24,...
Issue #2238561 by alexpott, dawehner, andypost, bradjones1, ridhimaabrol24, jofitz, eiriksm, Darren Oh, kalyansamanta, znerol, neclimdul, catch, pwolanin: Use the default PHP session ID instead of generating a custom one
@trigger_error('Calling '.__METHOD__.'() is deprecated in drupal:9.2.0 and will be removed in drupal:10.0.0. Use \Drupal\Core\Session\MetadataBag::stampNew() instead. See https://www.drupal.org/node/3187914',E_USER_DEPRECATED);