chore: Cleanup utils package (#9238)

Fixes: FRMW-2712

Old PR: https://github.com/medusajs/medusa/pull/9234 Closed because of incorrect branch naming

Co-authored-by: Adrien de Peretti <25098370+adrien2p@users.noreply.github.com>

packages/core/utils/src/dal/mikro-orm/integration-tests/__tests__/mikro-orm-repository.spec.ts

@@ -180,8 +180,7 @@ describe("mikroOrmRepository", () => {
     it("should successfully create a flat entity", async () => {
       const entity1 = { id: "1", title: "en1", amount: 100 }
 
-      const { entities: resp, performedActions } =
-        await manager1().upsertWithReplace([entity1])
+      const { performedActions } = await manager1().upsertWithReplace([entity1])
 
       expect(performedActions).toEqual({
         created: {