🗃️ remove unused unique constraint on cards table

Author: dre1597

migrations/1684856105840-create-table-cards.sql

@@ -1,5 +1,5 @@
 CREATE TABLE IF NOT EXISTS `cards` (
     `id` INT AUTO_INCREMENT,
-    `name` VARCHAR(32) NOT NULL UNIQUE,
+    `name` VARCHAR(32) NOT NULL,
     PRIMARY KEY(`id`)
 );