started popsu_migrate module

config/sync/migrate_plus.migration_group.default.yml

@@ -0,0 +1,10 @@
+uuid: 713c224d-0d68-4308-a3c8-8c2dad1ddd68
+langcode: fr
+status: true
+dependencies: {  }
+id: default
+label: Default
+description: 'A container for any migrations not explicitly assigned to a group.'
+source_type: null
+module: null
+shared_configuration: null