chore(test): close connection to avoid open handle

Author: e11sy

jest.setup.mongo-repl-set.js

@@ -43,3 +43,7 @@ beforeAll(async () => {
     console.error('❌ Failed to initiate replica set:', err);
   }
 }, 30000);
+
+afterAll(async () => {
+  await connection.close();
+});

workers/release/tests/index.test.ts

@@ -82,7 +82,7 @@ describe('Release Worker', () => {
     await db.collection('releases.files').deleteMany({});
 
     await worker.finish();
-    connection.close();
+    await connection.close();
     await mockBundle.clear();
   });