Resolve #3489268 "Plugin for single" (!19) · Merge requests · project / search_api_exclude_entity · GitLab

Closes #3489268

Creation of plugin to export/import search_api_exclude_entity field per: https://www.drupal.org/docs/contributed-modules/single-content-sync/exporting-and-importing-custom-entities-and-field-types#s-export-custom-field-types