feat(utils,currency): Migrate currency to use DML (#7807)

packages/modules/currency/src/migrations/.snapshot-medusa-currency.json

@@ -42,7 +42,7 @@
         },
         "decimal_digits": {
           "name": "decimal_digits",
-          "type": "int",
+          "type": "integer",
           "unsigned": false,
           "autoincrement": false,
           "primary": false,
@@ -90,6 +90,16 @@
           "length": 6,
           "default": "now()",
           "mappedType": "datetime"
+        },
+        "deleted_at": {
+          "name": "deleted_at",
+          "type": "timestamptz",
+          "unsigned": false,
+          "autoincrement": false,
+          "primary": false,
+          "nullable": true,
+          "length": 6,
+          "mappedType": "datetime"
         }
       },
       "name": "currency",

packages/modules/currency/src/migrations/Migration20240624082354.ts

@@ -0,0 +1,15 @@
+import { Migration } from "@mikro-orm/migrations"
+
+export class Migration20240624082354 extends Migration {
+  async up(): Promise<void> {
+    this.addSql(
+      'alter table if exists "currency" add column if not exists "deleted_at" timestamptz null;'
+    )
+  }
+
+  async down(): Promise<void> {
+    this.addSql(
+      'alter table if exists "currency" drop column if exists "deleted_at";'
+    )
+  }
+}