https://www.drupal.org/project/prototype/issues/3370331
Update 5.1.x Info File [#3370331] | Drupal.org
Jun 27, 2023 - Problem/Motivation Going forward the 5.1.x branch will only support Drupal 10.1+, we need to update the info.yml file to add this restriction.
updatexinfofiledrupal