merge migration of migrations to base db

database/migrations/structure/20200602_2306_migrations.sql

@@ -1,6 +0,0 @@
-CREATE TABLE `migrations` (
-  `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
-  `migration` varchar(255) NOT NULL,
-  `type` enum('structure', 'data') NOT NULL,
-  PRIMARY KEY (`id`)
-) ENGINE = InnoDB DEFAULT CHARSET = utf8mb4;