On Editing->save variant article arise Error of duplicating on demo data

[Cyber-Devs]

Environment

1. Version (e.g. dev-master)
2. Integration (Laravel)
3. System (Linux, Mac, Windows)

Describe the bug On Editing->save variant article can#t save and arise Error of duplicating on demo data

To Reproduce SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry '48-attribute-1.-default-' for key 'mshop_media_list.unq_msmedli_pid_dm_sid_ty_rid': INSERT INTO "mshop_media_list" ( "parentid", "key", "type", "domain", "refid", "start", "end", "config", "pos", "status", "mtime", "editor", "siteid", "ctime" ) VALUES ( ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? ) **["48","attribute|default|","default","attribute","",null,null,"[]",0,1,"2022-02-01 20:18:53","admintest@admin.com","1.","2022-02-01 20:18:53"]

0 /xxx/vendor/aimeos/aimeos-core/lib/mshoplib/src/MShop/Common/Manager/Lists/Base.php(240): Aimeos\MW\DB\Statement\DBAL\Prepared->execute()**

[aimeos]

This usually happens if you assign the same attribute twice to a variant article.