test(MongoBinaryDownload): cleanup tmpdirs for "extract()"

was accidentally disabled for debug

Author: hasezoey

packages/mongodb-memory-server-core/src/util/__tests__/MongoBinaryDownload.test.ts

@@ -314,7 +314,7 @@ describe('MongoBinaryDownload', () => {
       });
     });
     afterEach(() => {
-      // tmpdir.removeCallback(); // DEBUG
+      tmpdir.removeCallback();
     });
 
     it('should extract zip archives', async () => {